INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c309b392d1eae1e386e2016ef5b08fa7219a8e0b9b36b14765cb8ca4bb6493e9', 
    '2IXjXCJBagXFHX6pHK7lkdR/0p2IlseWyBpJQHKshvE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)