1366 - Incorrect integer value: '' for column `mapshopatlogis`.`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', 'e94ac4c34fb706b8fb721ab29412b541', '18.116.85.96', '1735947510', '1735947510', '/product_info.php/language/en/info/p3207_Portugal-Relief-Map.html')

[XT SQL Error]