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', '3f770ecce4b1b6770c80a440de6611eb', '18.221.239.148', '1714186238', '1714186238', '/product_info.php/info/p2676_Congo-Relief-Map.html')

[XT SQL Error]