Fatal error: Uncaught TypeError: gmmktime(): Argument #4 ($month) must be of type ?int, string given in /var/www/html/delivery.php:99
Stack trace:
#0 /var/www/html/delivery.php(99): gmmktime('52', '6.', 0, 'od', 'e5', '77')
#1 {main}
thrown in /var/www/html/delivery.php on line 99