add index to failed jobs

database/migrations/0001_01_01_000002_create_jobs_table.php

@@ -42,6 +42,8 @@ return new class extends Migration
             $table->longText('payload');
             $table->longText('exception');
             $table->timestamp('failed_at')->useCurrent();
+
+            $table->index(['connection', 'queue', 'failed_at']);
         });
     }