Как исправить данную ошибку?

Выводиться такая ошибка:

Fatal error: Uncaught exception 'PDOException' with message 'invalid data source name' in /home/e/e96548p5/e96548p5.beget.tech/public_html/db.php:5 Stack trace: #0 /home/e/e96548p5/e96548p5.beget.tech/public_html/db.php(5): PDO->__construct('dbname=e96548p5...', 'e96548p5', 'пароль к бд') #1 /home/e/e96548p5/e96548p5.beget.tech/public_html/index.php(3): include('/home/e/e96548p...') #2 {main} thrown in /home/e/e96548p5/e96548p5.beget.tech/public_html/db.php on line 5



Сам скрипт:

<?php
$dsn = 'mysql:dbname=e96548p5_test;host=localhost';
$user = 'e96548p5';
$password = 'пароль бд';
$dbh = new PDO($dsn, $user, $password);
?>