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', '342447a8099ce4772d2a9d91fad5ecd6', '3.145.186.173', '1714138868', '1714138868', '/product_info.php/language/en/info/p1794_Grenada-Satellitenbild.html')

[XT SQL Error]