how to save and read data from sql in laravel code example

Example 1: TRANSACTON LARAVEL QUERY BUILDER

DB::beginTransaction();

try {
    DB::insert(...);    
    DB::commit();
} catch (\Throwable $e) {
    DB::rollback();
    throw $e;
}

Example 2: laravel db inserr

$id = DB::table('users')->insertGetId(
    ['email' => '[email protected]', 'votes' => 0]
);