Warning: mysqli::__construct(): Error while reading greeting packet. PID=1 in /srv/head.php on line 84

Fatal error: Uncaught mysqli_sql_exception: MySQL server has gone away in /srv/head.php:84 Stack trace: #0 /srv/head.php(84): mysqli->__construct('127.0.0.1', 'mrbrune', Object(SensitiveParameterValue), 'counter') #1 /srv/index.php(3): include('/srv/head.php') #2 {main} thrown in /srv/head.php on line 84