1366 - Incorrect integer value: '' for column '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', '3eb5m2pr740j72eboliut444o2', '54.198.212.30', '1539881483', '1539881483', '/catalog/default.php?cPath=52_65&osCsid=n9an4orrr7q6s6vq4c2vp31rv1')

[TEP STOP]