1366 - Incorrect integer value: '' for column `shop_db3`.`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', 'b5789fe184c21ef55d1a2bae51c79598', '18.220.66.151', '1713615693', '1713615693', '/shop_content.php?coID=2&XTCsid=3cd37329143049d8f2fab7a46749bac8')

[XT SQL Error]