INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6321874fed82b93a140b88f4ecb666c694f0f97f9791fcf9f54599ccc8e9a44d', 
    '2TNTEO0SEAsp334BQN9RQfon86GkPCBcPFlzSj1S6dU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)