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', '2ca3aa4db515155f5d702f89087ffaf0', '18.119.107.96', '1714179705', '1714179705', '/index.php/language/en/cat/c35_Countries.html/page/3')

[XT SQL Error]