Sending message to a queue takes 500ms

I have the same issue, in my case it takes 500ms. In rare cases 200ms, but usually 500+ ms.
how it can be?

Sending message to a queue takes 500ms. In rare cases it’s 200s, but usually 500ms+. I mean this code takes 500ms:

const start = Date.now();
await queue.send({ timestamp: new Date() });
console.log('--->', Date.now() - start);

Is it always like this or it’s just temporary system issues?