Fatal error: Uncaught mysqli_sql_exception: MySQL server has gone away in C:\OSPanel\home\oftalmic.com.ua\index.php:3 Stack trace: #0 C:\OSPanel\home\oftalmic.com.ua\index.php(3): mysqli_query(Object(mysqli), 'INSERT INTO sta...') #1 {main} thrown in C:\OSPanel\home\oftalmic.com.ua\index.php on line 3