INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '339e2ac4665dd122070172c55b314fc12d9562bd2fa9eb0369773e702bc8647f', 
    'SvpVlEIblGZpm6TAVqB7EqvhyR+pKscbVTX7b7tT+0E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)