I agree if someone wants to they could BUT tbh I could also just have edited the game file and did the same, or the screenshot :D so....
Just to reasure you, I have a game up and running: https://saturn91.itch.io/runawaytrain with an included highscore. Up until now all scores seem valid (maybe the number 1... but I think its possible... I did not manually edit that table in years (well I had to clean up some swear words at some point ^^)