INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b639701d1d88a91d111989864f952212b15706e047ff305d3a35a9da388a04f', 
    'gzZk2356i4pn4MfftbGPp0RvBeMYo4tuoIfoEcMhMq0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)