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', 'eb9141096fbff9b128316672f9491b33', '3.142.98.108', '1713527827', '1713527827', '/product_info.php/language/en/info/p1655_Franzoesisch-Guayana-Satellitenbild.html')

[XT SQL Error]