1366 - Incorrect integer value: '' for column `jugglux_jstore`.`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', '43cn9clkdl23ochnl25ed65qs6', '52.3.228.47', '1601154991', '1601154991', '/index.php/cat/c159_Juggling-Balls.html')

[XT SQL Error]