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', 'efff026f732efe45f2b23f24e1a8c99a', '3.147.103.8', '1714025529', '1714025529', '/product_info.php/language/en/info/p2885_Mosambik-Reliefkarte.html')

[XT SQL Error]