初心者です！LaravelでMySQLを使用したいのですがphp artisan migrateでエラーの沼にはまっています・・

 C:\MAMP\htdocs\practice> php artisan migrate

   Illuminate\Database\QueryException 

  could not find driver (SQL: select * from information_schema.tables where table_schema = practice and table_name = migrations and table_type = 'BASE TABLE')

  at C:\MAMP\htdocs\practice\vendor\laravel\framework\src\Illuminate\Database\Connection.php:760
    756▕         // If an exception occurs when attempting to run a query, we'll format the error
    757▕         // message to include the bindings with SQL, which will make this exception a
    758▕         // lot more helpful to the developer instead of just the database's errors.
    759▕         catch (Exception $e) {
  ➜ 760▕             throw new QueryException(
    761▕                 $query, $this->prepareBindings($bindings), $e
    762▕             );
    763▕         }
    764▕     }

  1   C:\MAMP\htdocs\practice\vendor\laravel\framework\src\Illuminate\Database\Connectors\Connector.php:70   
      PDOException::("could not find driver")

  2   C:\MAMP\htdocs\practice\vendor\laravel\framework\src\Illuminate\Database\Connectors\Connector.php:70   
      PDO::__construct()