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', 'd38de75568eea0a3a4b6b2f6c0d18874', '3.137.192.3', '1714136379', '1714136379', '/product_info.php/language/de/info/p1731_Franzoesisch-Polynesien-Satellitenbild.html')

[XT SQL Error]