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', '8bbff8639615a0a599acb5fa815a4a77', '18.222.156.75', '1714087753', '1714087753', '/shop_content.php?coID=2&XTCsid=638bbe3e68bb73ad3db5aa2ad24a3591')

[XT SQL Error]