INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '346550a6ebff1af7db667de2e7aa2f9b6521fe38f9d6afc9134e3b83239d241e', 
    'LksWtmTx91nQsO+Q5iisc+r5j4fFZhKsqNTo3PpiVvg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)