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', '972d43d433d3cf243ef117ac4426bdee', '3.235.243.45', '1711619304', '1711619304', '/product_info.php/language/de/info/p1582_Island-Satellitenbild.html')

[XT SQL Error]