INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f7b6e851a602e461e3a7b586460b72733a21a897fc8def17d4f0c27cdb1f03a9', 
    'L5B4xWdv6upSWCyhCXphA7ZMBfToJ/kEUp9Ibvl9i9o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)