1366 - Incorrect integer value: '' for column `usr_web74_1`.`whos_online`.`customer_id` at row 1

insert into whos_online (customer_id, full_name, session_id, ip_address, time_entry, time_last_click, last_page_url) values ('', 'Guest', '5t3u3fdg1fsos8bl1f5l0nrp41', '18.97.9.169', '1742903088', '1742903088', '/create_guest_account.php')

[XT SQL Error]