INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6e8647c161653dd3bb6c9537d9012aa22fa050c0c3ebff40b367b3018383f758', 
    '4NFd60TaxtZlRnepUCTtLxytEQDbBbQK6Gy2pOpxiUE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)