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', 'e8f2c3864e4df106867479dda6e3b235', '216.73.216.65', '1752612368', '1752612368', '/product_info.php/info/p1760_Cape-Verde-2-Satellitenbild.html')

[XT SQL Error]