Warning: mysqli_connect(): php_network_getaddresses: getaddrinfo for localhost:3306:3306 failed: Name or service not known in /var/www/vhosts/lock8.ca/httpdocs/admin/classes/class.mysql.php on line 38

Fatal error: Uncaught mysqli_sql_exception: php_network_getaddresses: getaddrinfo for localhost:3306:3306 failed: Name or service not known in /var/www/vhosts/lock8.ca/httpdocs/admin/classes/class.mysql.php:38 Stack trace: #0 /var/www/vhosts/lock8.ca/httpdocs/admin/classes/class.mysql.php(38): mysqli_connect() #1 /var/www/vhosts/lock8.ca/httpdocs/admin/classes/class.mysql.php(33): user_sql->connect() #2 /var/www/vhosts/lock8.ca/httpdocs/classes/class.template.php(21): user_sql->__construct() #3 /var/www/vhosts/lock8.ca/httpdocs/index.php(8): Module->__construct() #4 {main} thrown in /var/www/vhosts/lock8.ca/httpdocs/admin/classes/class.mysql.php on line 38