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', 'eb8acbcc3b70bae25dee0cac7ea27b38', '3.137.164.241', '1714008791', '1714008791', '/product_info.php/language/en/info/p1599_Elfenbeinkueste-Satellitenbild.html')

[XT SQL Error]