My apologies but I found the error mail:
This is the error message that you send me mail:
Database error in vBulletin 4.2.2:
Invalid SQL:
INSERT INTO userfield
(userid)
VALUES
(114);
MySQL Error : Duplicate entry '114' for key 'PRIMARY'
Error Number : 1062
Request Date : Thursday, May 1st 2014 @ 02:35:25 PM
Error Date : Thursday, May 1st 2014 @ 02:35:25 PM
Script :
http://www.latino-fta.com/register.php?do=addmember
Referrer :
http://www.latino-fta.com/register.php?
IP Address : 200.112.70.167
Username : prueba1
Classname : vB_Database
MySQL Version :