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', '4ju8596l70mt9ulbsrlorsnsb0', '54.225.26.44', '1539777841', '1539777841', '/catalog/default.php?cPath=47_116&osCsid=499sa2lvkkcfb18jn6qh3c93a0')

[TEP STOP]