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', '02dab12a75f8c4ca23054ab6419acfeb', '44.220.251.57', '1711708870', '1711708870', '/product_info.php/info/p3071_Heard-I--Reliefkarte.html')

[XT SQL Error]