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', '5ff99f0f2e8a8ab94cc617648e1ab01e', '3.144.244.44', '1713593450', '1713593450', '/product_info.php/info/p3170_Congo-Relief-Map.html')

[XT SQL Error]