[502Throttle]

I get

Database error in vBulletin 3.8.3:

Invalid SQL:
UPDATE usergroup SET

### UPDATE QUERY GENERATED BY fetch_query_sql() ###
`title` = 'Registered Users',
`description` = '',
`usertitle` = '',
`opentag` = '',
`closetag` = '',
`passwordexpires` = '0',
`passwordhistory` = '0',
`forumpermissions` = '12579071',
`genericpermissions` = '1579687875',
`attachlimit` = '0',
`pmquota` = '2000',
`pmpermissions` = '3',
`pmsendmax` = '5',
`pmthrottlequantity` = '0',
`calendarpermissions` = '63',
`wolpermissions` = '1',
`adminpermissions` = '0',
`genericpermissions2` = '1',
`genericoptions` = '62',
`profilepicmaxwidth` = '1000',
`profilepicmaxheight` = '1000',
`profilepicmaxsize` = '1000000',
`avatarmaxwidth` = '150',
`avatarmaxheight` = '150',
`avatarmaxsize` = '1000000',
`signaturepermissions` = '245759',
`sigpicmaxwidth` = '10000',
`sigpicmaxheight` = '10000',
`sigpicmaxsize` = '10000',
`sigmaxrawchars` = '1000',
`sigmaxchars` = '500',
`sigmaxlines` = '1000',
`sigmaxsizebbcode` = '7',
`sigmaximages` = '4',
`albumpermissions` = '239',
`albumpicmaxwidth` = '600',
`albumpicmaxheight` = '600',
`albumpicmaxsize` = '100000',
`albummaxpics` = '100',
`albummaxsize` = '0',
`usercsspermissions` = '63',
`visitormessagepermissions` = '55',
`socialgrouppermissions` = '51063',
`maximumsocialgroups` = '5',
`groupiconmaxsize` = '1000000',
`mgc_cb_evo_permissions` = '0',
`mgc_cb_evo_refreshrate` = '30',
`mgc_cb_evo_nbmsg_show` = '',
`mgc_cb_evo_nbmsg_perday_show` = '',
`mgc_cb_evo_max_chats_perday` = '0'
WHERE usergroupid=2;

MySQL Error : Unknown column 'mgc_cb_evo_permissions' in 'field list'
Error Number : 1054
Request Date : Monday, July 27th 2009 @ 09:47:51 AM
Error Date : Monday, July 27th 2009 @ 09:47:51 AM
Script : http://502throttle.com/admincp/usergroup.php?do=update
Referrer : http://502throttle.com/admincp/userg...&usergroupid=2

Username : ChrisJ
Classname : vB_Database
MySQL Version : 4.1.22-standard-log

When trying to update my usergroups. Have uninstalled the chat box and removed all files.

Can anyone help?