1366 - Incorrect integer value: '' for column `hbl_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', 'ke2eku2fcj7ms1f4dc1h033mu0', '18.190.158.76', '1746944293', '1746944293', '/product_info.php?products_id=43')

[XT SQL Error]