1406 - Data too long for column 'last_page_url' at row 1

insert into whos_online (customer_id, full_name, session_id, ip_address, time_entry, time_last_click, last_page_url) values ('0', 'Guest', '25588f68f6eba6eb7ece7412e7bdb3a0', '23.20.166.142', '1503168470', '1503168470', '/default.php?cPath=103&osCsid=e907131cd8a0648a4199372e644c4537&show=new')

[ERROR BASE DATOS]