I feel ungrateful and a brat, some1 read this please and understand

Idk if it's just me but my mom told be to clean up and I said I would do it but for me it takes me longer and she said "itll take five minutes!" when it took me 55 minutes to clean one side of my room and I get it messy really fast and she starts nagging at me and I just broke down crying becuz it's not that easy for me and now I feel like ungrateful and a brat all because I cried becuz my mom told me to clean and I feel like a brat . oh and I was just sitting down for fifteen minutes just fidgeting and I'm really mad and sad becuz it is not that easy and idk where to start