Fatal error: Uncaught Error: Class 'mysqli' not found in /var/www/vhosts/mkbduiven.nl/httpdocs/database.php:7
Stack trace:
#0 /var/www/vhosts/mkbduiven.nl/httpdocs/index.php(3): require()
#1 {main}
  thrown in /var/www/vhosts/mkbduiven.nl/httpdocs/database.php on line 7