INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd431b81992d9355caebcb420201cc5ecdd8e55fc6fdc73d841ad807f2d2fd8e0', 
    '2JSU2izdDkNe2P9SS88e9YGTn+YgmqdxLPUk9qBKidM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)