INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '16cd44267aae9031e7d1ea45f7129d91430dfacd4f90a193401861660dc3465d', 
    'JxFDxPpKRJ/1dJ+L8pwBQ+vwNZayoCVtWdF2cqPwVbI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)