INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '209dcc53dc712cd36ae0d5769cd309edc4ce4ccc3220defbc359567edb50b968', 
    'WEWvCRUEh7qHER9WZnim0EvhMyNlTy4INcGMdgpeaRM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)