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', 'e17ea0b694cc1154bb07a4a758c41226', '216.73.216.65', '1752610936', '1752610936', '/product_info.php/language/en/info/p435_Satellitenbild-Konfigurator.html')

[XT SQL Error]