INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c4d9f3f37e0b2287d6cde2f30e589d9d0e92c31bf76a716ad51fc68190a0705e', 
    'bbKl2IlHJ8HE+TkwZGNHyAvq4TRDAqbRZEGaJ1szTT0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)