INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '56d7c1acd5ee280b3592f558a9c4275af84668494a15b0d54740f5ec7dcc9646', 
    'Etb4l+U9uOA+vJJCUzgIIxN8SWHOeiflVY0BMq5Q7tg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)