Warning: Undefined array key "olt" in C:\laragon\www\mikrotik\action\create-olt.php on line 4

Warning: Undefined array key "pop_id" in C:\laragon\www\mikrotik\action\create-olt.php on line 5

Fatal error: Uncaught mysqli_sql_exception: Incorrect integer value: '' for column 'pop_id' at row 1 in C:\laragon\www\mikrotik\action\create-olt.php:8 Stack trace: #0 C:\laragon\www\mikrotik\action\create-olt.php(8): mysqli_query(Object(mysqli), 'INSERT INTO olt...') #1 {main} thrown in C:\laragon\www\mikrotik\action\create-olt.php on line 8