I literally want to cry please help me tattoo question?

i legit think i just made the biggest mistake of my life, i a 15 year old female and i just got a tattoo, it was in a ******* motel and im very afraid im going to get sick from this tattoo, i know he changed the needle and he had all of his equitment he wore gloves and was careful i got it like on my lower stomach its very sore, but im reaally worried about getting an std from it , i mean ohmygod he didnt even change the ink from my friends how likely is it that i now am going to get an stfd please help me im legit crying