error upgrading to new version

-- url of the page with the problem -- : www.ifixmachines.com
-- HikaShop version -- : 3.2.0
-- Joomla version -- : 3.1.5
-- PHP version -- : 5.3.22
-- Browser(s) name and version -- : Chrome
-- Error-message(debug-mod must be tuned on) -- : Error_message

0 SQL=ALTER TABLE `ctlqe_hikashop_field` ADD `field_display` text NOT NULL DEFAULT '';

I was trying to update my site but it keeps timing out, tried again and got this error

Solved - Sorry about post, I cleared memory and it updated. Just took a bit of time for it to go through. Is there a set of tests one should use to make sure upgrades didn't break anything.