Premature card ruling . Need help.

Dealer burns and puts out turn prematurely. Card comes back , action is completed. Card is shuffled back in. Dealer burns again and puts out new card
(5H) .both players act on turn card.
Dealer is about to burn and turn river. Player says “there are already three burn cards, you cannot burn again”
Dealer burns anyway and puts out river (10s)
Floor is called. What is the ruling?