Yes; this was caused by the change to BST.
The mappings are fixed for today, however to update you will need to delete all today’s entries in your local table and rerun smartform updates, as follows:
# log in to smartform database
> delete from daily_betfair_mappings where date=curdate();
# log out of database and rrerun smartform updates
smartform-updater daily_betfair_mappings