To add a new Key line simply tap onto the orange + icon top right of the Keys screen, to change the order or delete a Key line tap onto the upward/downward arrow icon.
There are Four headings;
Lock - This area describes the location of the lock for the specified key
Make - Choose from the drop-down selection from the list of key makes
Other Make - If you cannot see your key make in the 'Make' list choose 'Other' from this list and then type your new Key type in the 'Other Make' text box
Record the number of keys under the Heading 'No.'