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', 'fe23f1bd7b1d8caf6d1127f8cd60e2e6', '3.149.251.155', '1714062510', '1714062510', '/product_info.php/info/p1755_Ist-Faeroeer--4-Satellitenbild.html')

[XT SQL Error]