Can't Insert Record Into Access Database

I'm trying to create a registration/login script using Access 2003. I'm using ADOdb to connect through ODBC.

The problem is that I get the little custom error Could Not Connect to Server when I try to insert a record, yet when I use the form with a username I inserted through Access it reads it just fine and returns if the username has been used. Also if I removed line line 23 or die('<b>Could Not Connect to Server</b>'); and it'll complete the script, but it won't insert the record. Code: