It's a no-brainer. Your solution worked under very specific circumstances, but what if those change? It's better to find out why it worked, so you can adjust it later.
Would I lose sleep over it? No. Nothing is worth that in IT. It's just a machine, and it's just a job.
Would I lose sleep over it? No. Nothing is worth that in IT. It's just a machine, and it's just a job.