A PHP Error was encountered

Severity: Warning

Message: mysqli::real_connect(): (HY000/2002): Connection timed out

Filename: mysqli/mysqli_driver.php

Line Number: 203

Backtrace:

File: /var/www/html/application/models/Covid_model.php
Line: 13
Function: database

File: /var/www/html/application/controllers/Covid.php
Line: 31
Function: model

File: /var/www/html/index.php
Line: 319
Function: require_once