<source>
        <database host="localhost" name="old_db" user="user"  password="pass"/>
    </source>
    <destination>
        <database host="localhost" name="new_db" user="user"   password="pass"/>
    </destination>
    <options>
    <dest_prefix>mgnb_</dest_prefix>
    <crypt_key>adfabde1a4e1533ec61egggae16e58abb66</crypt_key>

<?xml version="1.0" encoding="UTF-8"?>