INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a426999d97d70e27de3792853d62f9b4af5e33e96bfdbe004d1bd7e358fc696b', 
    'WLnFyKwKIsWywZLLi6LFpMHosyRN7ypfmRq3D6XCgRk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)