diff --git a/FreeTubeSync/Migrations/20250719172349_UpdateIntToLong.Designer.cs b/FreeTubeSync/Migrations/20250719172349_UpdateIntToLong.Designer.cs
new file mode 100644
index 0000000..5631586
--- /dev/null
+++ b/FreeTubeSync/Migrations/20250719172349_UpdateIntToLong.Designer.cs
@@ -0,0 +1,247 @@
+// <auto-generated />
+using FreeTubeSync.Database;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace FreeTubeSync.Migrations
+{
+    [DbContext(typeof(DataContext))]
+    [Migration("20250719172349_UpdateIntToLong")]
+    partial class UpdateIntToLong
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder.HasAnnotation("ProductVersion", "9.0.7");
+
+            modelBuilder.Entity("FreeTubeSync.Model.History", b =>
+                {
+                    b.Property<string>("_id")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("author")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("authorId")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("description")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<bool>("isLive")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("lastViewedPlaylistItemId")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("lastViewedPlaylistType")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<long>("lengthSeconds")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<long>("published")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<long>("timeWatched")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("title")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("type")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("videoId")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<long>("viewCount")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<float>("watchProgress")
+                        .HasColumnType("REAL");
+
+                    b.HasKey("_id");
+
+                    b.ToTable("Histories");
+                });
+
+            modelBuilder.Entity("FreeTubeSync.Model.Playlist", b =>
+                {
+                    b.Property<string>("_id")
+                        .HasColumnType("TEXT");
+
+                    b.Property<long>("createdAt")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<long>("lastUpdatedAt")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("playlistName")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<bool>("protected")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("_id");
+
+                    b.ToTable("Playlists", (string)null);
+                });
+
+            modelBuilder.Entity("FreeTubeSync.Model.Profile", b =>
+                {
+                    b.Property<string>("_id")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("bgColor")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("name")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("textColor")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("_id");
+
+                    b.ToTable("Profiles", (string)null);
+                });
+
+            modelBuilder.Entity("FreeTubeSync.Model.SearchHistory", b =>
+                {
+                    b.Property<string>("_id")
+                        .HasColumnType("TEXT");
+
+                    b.Property<long>("lastUpdatedAt")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("_id");
+
+                    b.ToTable("SearchHistories");
+                });
+
+            modelBuilder.Entity("FreeTubeSync.Model.Setting", b =>
+                {
+                    b.Property<string>("_id")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("ValueJson")
+                        .IsRequired()
+                        .HasColumnType("TEXT")
+                        .HasColumnName("Value");
+
+                    b.HasKey("_id");
+
+                    b.ToTable("Settings", (string)null);
+                });
+
+            modelBuilder.Entity("FreeTubeSync.Model.Subscription", b =>
+                {
+                    b.Property<string>("id")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Profile_id")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("name")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("thumbnail")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("id");
+
+                    b.HasIndex("Profile_id");
+
+                    b.ToTable("Subscriptions");
+                });
+
+            modelBuilder.Entity("FreeTubeSync.Model.Video", b =>
+                {
+                    b.Property<string>("videoId")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Playlist_id")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("author")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("authorId")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("lengthSeconds")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("playlistItemId")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<long>("pubished")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<long>("timeAdded")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("title")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("type")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("videoId");
+
+                    b.HasIndex("Playlist_id");
+
+                    b.ToTable("Videos");
+                });
+
+            modelBuilder.Entity("FreeTubeSync.Model.Subscription", b =>
+                {
+                    b.HasOne("FreeTubeSync.Model.Profile", null)
+                        .WithMany("subscriptions")
+                        .HasForeignKey("Profile_id");
+                });
+
+            modelBuilder.Entity("FreeTubeSync.Model.Video", b =>
+                {
+                    b.HasOne("FreeTubeSync.Model.Playlist", null)
+                        .WithMany("videos")
+                        .HasForeignKey("Playlist_id");
+                });
+
+            modelBuilder.Entity("FreeTubeSync.Model.Playlist", b =>
+                {
+                    b.Navigation("videos");
+                });
+
+            modelBuilder.Entity("FreeTubeSync.Model.Profile", b =>
+                {
+                    b.Navigation("subscriptions");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/FreeTubeSync/Migrations/20250719172349_UpdateIntToLong.cs b/FreeTubeSync/Migrations/20250719172349_UpdateIntToLong.cs
new file mode 100644
index 0000000..4456c89
--- /dev/null
+++ b/FreeTubeSync/Migrations/20250719172349_UpdateIntToLong.cs
@@ -0,0 +1,22 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace FreeTubeSync.Migrations
+{
+    /// <inheritdoc />
+    public partial class UpdateIntToLong : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+
+        }
+    }
+}
diff --git a/FreeTubeSync/Migrations/20250719172939_ChangePrimaryKeyToPlaylistItemId.Designer.cs b/FreeTubeSync/Migrations/20250719172939_ChangePrimaryKeyToPlaylistItemId.Designer.cs
new file mode 100644
index 0000000..8a90fe8
--- /dev/null
+++ b/FreeTubeSync/Migrations/20250719172939_ChangePrimaryKeyToPlaylistItemId.Designer.cs
@@ -0,0 +1,247 @@
+// <auto-generated />
+using FreeTubeSync.Database;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace FreeTubeSync.Migrations
+{
+    [DbContext(typeof(DataContext))]
+    [Migration("20250719172939_ChangePrimaryKeyToPlaylistItemId")]
+    partial class ChangePrimaryKeyToPlaylistItemId
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder.HasAnnotation("ProductVersion", "9.0.7");
+
+            modelBuilder.Entity("FreeTubeSync.Model.History", b =>
+                {
+                    b.Property<string>("_id")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("author")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("authorId")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("description")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<bool>("isLive")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("lastViewedPlaylistItemId")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("lastViewedPlaylistType")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<long>("lengthSeconds")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<long>("published")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<long>("timeWatched")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("title")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("type")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("videoId")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<long>("viewCount")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<float>("watchProgress")
+                        .HasColumnType("REAL");
+
+                    b.HasKey("_id");
+
+                    b.ToTable("Histories");
+                });
+
+            modelBuilder.Entity("FreeTubeSync.Model.Playlist", b =>
+                {
+                    b.Property<string>("_id")
+                        .HasColumnType("TEXT");
+
+                    b.Property<long>("createdAt")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<long>("lastUpdatedAt")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("playlistName")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<bool>("protected")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("_id");
+
+                    b.ToTable("Playlists", (string)null);
+                });
+
+            modelBuilder.Entity("FreeTubeSync.Model.Profile", b =>
+                {
+                    b.Property<string>("_id")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("bgColor")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("name")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("textColor")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("_id");
+
+                    b.ToTable("Profiles", (string)null);
+                });
+
+            modelBuilder.Entity("FreeTubeSync.Model.SearchHistory", b =>
+                {
+                    b.Property<string>("_id")
+                        .HasColumnType("TEXT");
+
+                    b.Property<long>("lastUpdatedAt")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("_id");
+
+                    b.ToTable("SearchHistories");
+                });
+
+            modelBuilder.Entity("FreeTubeSync.Model.Setting", b =>
+                {
+                    b.Property<string>("_id")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("ValueJson")
+                        .IsRequired()
+                        .HasColumnType("TEXT")
+                        .HasColumnName("Value");
+
+                    b.HasKey("_id");
+
+                    b.ToTable("Settings", (string)null);
+                });
+
+            modelBuilder.Entity("FreeTubeSync.Model.Subscription", b =>
+                {
+                    b.Property<string>("id")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Profile_id")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("name")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("thumbnail")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("id");
+
+                    b.HasIndex("Profile_id");
+
+                    b.ToTable("Subscriptions");
+                });
+
+            modelBuilder.Entity("FreeTubeSync.Model.Video", b =>
+                {
+                    b.Property<string>("playlistItemId")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Playlist_id")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("author")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("authorId")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("lengthSeconds")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<long>("pubished")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<long>("timeAdded")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("title")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("type")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("videoId")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("playlistItemId");
+
+                    b.HasIndex("Playlist_id");
+
+                    b.ToTable("Videos");
+                });
+
+            modelBuilder.Entity("FreeTubeSync.Model.Subscription", b =>
+                {
+                    b.HasOne("FreeTubeSync.Model.Profile", null)
+                        .WithMany("subscriptions")
+                        .HasForeignKey("Profile_id");
+                });
+
+            modelBuilder.Entity("FreeTubeSync.Model.Video", b =>
+                {
+                    b.HasOne("FreeTubeSync.Model.Playlist", null)
+                        .WithMany("videos")
+                        .HasForeignKey("Playlist_id");
+                });
+
+            modelBuilder.Entity("FreeTubeSync.Model.Playlist", b =>
+                {
+                    b.Navigation("videos");
+                });
+
+            modelBuilder.Entity("FreeTubeSync.Model.Profile", b =>
+                {
+                    b.Navigation("subscriptions");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/FreeTubeSync/Migrations/20250719172939_ChangePrimaryKeyToPlaylistItemId.cs b/FreeTubeSync/Migrations/20250719172939_ChangePrimaryKeyToPlaylistItemId.cs
new file mode 100644
index 0000000..82aa26e
--- /dev/null
+++ b/FreeTubeSync/Migrations/20250719172939_ChangePrimaryKeyToPlaylistItemId.cs
@@ -0,0 +1,36 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace FreeTubeSync.Migrations
+{
+    /// <inheritdoc />
+    public partial class ChangePrimaryKeyToPlaylistItemId : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropPrimaryKey(
+                name: "PK_Videos",
+                table: "Videos");
+
+            migrationBuilder.AddPrimaryKey(
+                name: "PK_Videos",
+                table: "Videos",
+                column: "playlistItemId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropPrimaryKey(
+                name: "PK_Videos",
+                table: "Videos");
+
+            migrationBuilder.AddPrimaryKey(
+                name: "PK_Videos",
+                table: "Videos",
+                column: "videoId");
+        }
+    }
+}
diff --git a/FreeTubeSync/Migrations/DataContextModelSnapshot.cs b/FreeTubeSync/Migrations/DataContextModelSnapshot.cs
index ea14f77..985f8b7 100644
--- a/FreeTubeSync/Migrations/DataContextModelSnapshot.cs
+++ b/FreeTubeSync/Migrations/DataContextModelSnapshot.cs
@@ -1,5 +1,4 @@
 // <auto-generated />
-
 using FreeTubeSync.Database;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.EntityFrameworkCore.Infrastructure;
@@ -81,10 +80,10 @@ namespace FreeTubeSync.Migrations
                     b.Property<string>("_id")
                         .HasColumnType("TEXT");
 
-                    b.Property<int>("createdAt")
+                    b.Property<long>("createdAt")
                         .HasColumnType("INTEGER");
 
-                    b.Property<int>("lastUpdatedAt")
+                    b.Property<long>("lastUpdatedAt")
                         .HasColumnType("INTEGER");
 
                     b.Property<string>("playlistName")
@@ -96,7 +95,7 @@ namespace FreeTubeSync.Migrations
 
                     b.HasKey("_id");
 
-                    b.ToTable("Playlists");
+                    b.ToTable("Playlists", (string)null);
                 });
 
             modelBuilder.Entity("FreeTubeSync.Model.Profile", b =>
@@ -118,7 +117,7 @@ namespace FreeTubeSync.Migrations
 
                     b.HasKey("_id");
 
-                    b.ToTable("Profiles");
+                    b.ToTable("Profiles", (string)null);
                 });
 
             modelBuilder.Entity("FreeTubeSync.Model.SearchHistory", b =>
@@ -126,7 +125,7 @@ namespace FreeTubeSync.Migrations
                     b.Property<string>("_id")
                         .HasColumnType("TEXT");
 
-                    b.Property<int>("lastUpdatedAt")
+                    b.Property<long>("lastUpdatedAt")
                         .HasColumnType("INTEGER");
 
                     b.HasKey("_id");
@@ -173,7 +172,7 @@ namespace FreeTubeSync.Migrations
 
             modelBuilder.Entity("FreeTubeSync.Model.Video", b =>
                 {
-                    b.Property<string>("videoId")
+                    b.Property<string>("playlistItemId")
                         .HasColumnType("TEXT");
 
                     b.Property<string>("Playlist_id")
@@ -191,14 +190,10 @@ namespace FreeTubeSync.Migrations
                         .IsRequired()
                         .HasColumnType("TEXT");
 
-                    b.Property<string>("playlistItemId")
-                        .IsRequired()
-                        .HasColumnType("TEXT");
-
-                    b.Property<int>("pubished")
+                    b.Property<long>("pubished")
                         .HasColumnType("INTEGER");
 
-                    b.Property<int>("timeAdded")
+                    b.Property<long>("timeAdded")
                         .HasColumnType("INTEGER");
 
                     b.Property<string>("title")
@@ -209,7 +204,11 @@ namespace FreeTubeSync.Migrations
                         .IsRequired()
                         .HasColumnType("TEXT");
 
-                    b.HasKey("videoId");
+                    b.Property<string>("videoId")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("playlistItemId");
 
                     b.HasIndex("Playlist_id");