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', 'a6ad4f04abaa6979423a48d2b875b0a3', '18.223.32.230', '1713932773', '1713932773', '/product_info.php/info/p1712_Die-Bahamas-6-Satellitenbild.html')

[XT SQL Error]