INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '39af212de673eed20db3b79b6299a65582245c63a6bf2cadba870f2b251cfe94', 
    'VJJ4IlqTN4TvBuDti1Lk2IbkCjn4FfPliMRNifywQmM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)