Warning: mysqli::__construct(): php_network_getaddresses: getaddrinfo for mysql8 failed: Nieznany host. in C:\xampp\domeny\auto-garage.pl\komis\php\db.php on line 8

Fatal error: Uncaught mysqli_sql_exception: php_network_getaddresses: getaddrinfo for mysql8 failed: Nieznany host. in C:\xampp\domeny\auto-garage.pl\komis\php\db.php:8 Stack trace: #0 C:\xampp\domeny\auto-garage.pl\komis\php\db.php(8): mysqli->__construct('mysql8', '38498614_car_de...', Object(SensitiveParameterValue), '38498614_car_de...') #1 C:\xampp\domeny\auto-garage.pl\komis\index.php(3): include('C:\\xampp\\domeny...') #2 {main} thrown in C:\xampp\domeny\auto-garage.pl\komis\php\db.php on line 8