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', '01085b1545f8e373a8e8c5f5d60bc783', '216.73.216.3', '1767265928', '1767265928', '/product_info.php/language/de/refID/2/info/p439_Reliefkarten-Konfigurator.html')

[XT SQL Error]