Warning: mysqli::__construct(): php_network_getaddresses: getaddrinfo for quote-db failed: Name or service not known in /var/www/html/db_connect.php on line 4

Fatal error: Uncaught mysqli_sql_exception: php_network_getaddresses: getaddrinfo for quote-db failed: Name or service not known in /var/www/html/db_connect.php:4 Stack trace: #0 /var/www/html/db_connect.php(4): mysqli->__construct('quote-db', 'quote_user', Object(SensitiveParameterValue), 'quote_db') #1 /var/www/html/website/bootstrap.php(14): require_once('/var/www/html/d...') #2 /var/www/html/website/sitemap.php(4): require_once('/var/www/html/w...') #3 /var/www/html/sitemap.php(3): require('/var/www/html/w...') #4 {main} thrown in /var/www/html/db_connect.php on line 4