diff --git a/database/migrations/2026_02_19_100000_add_created_at_index_to_trigger_audit_logs.php b/database/migrations/2026_02_19_100000_add_created_at_index_to_trigger_audit_logs.php
new file mode 100644
index 0000000..e7b347c
--- /dev/null
+++ b/database/migrations/2026_02_19_100000_add_created_at_index_to_trigger_audit_logs.php
@@ -0,0 +1,20 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        DB::statement("
+            CREATE INDEX ix_trig_created_at
+                ON trigger_audit_logs (created_at)
+        ");
+    }
+
+    public function down(): void
+    {
+        DB::statement('DROP INDEX ix_trig_created_at ON trigger_audit_logs');
+    }
+};
\ No newline at end of file