INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5473d911afcf9e92e52c10767b44693358d4ae5e5176f56e5f8f8e4c58e3f806', 
    '51Q5UrBI1E8Wh4pWNHM9IcrZ8mvGWtfm0cLrzzyBeVI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)