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', '0a9cd024c73ace6c4fcb94f7fed3467a', '216.73.216.65', '1752613123', '1752613123', '/product_info.php/info/p1820_Franzoesisch-Polynesien-4-Satellitenbild.html')

[XT SQL Error]