1366 - Incorrect integer value: '' for column `creatihu_shop`.`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', 'bfa43ecc392e0810c996aaa744f4b1bb', '18.219.189.247', '1714174693', '1714174693', '/product_info.php?info=p320_.html')

[XT SQL Error]