Having contractions on and off where it comes in my stomach and goes to my back laying my side there…

Having contractions on and off where it comes in my stomach and goes to my back laying my side there about pain level maybe a 5 not to bad just uncomfortable have not losty mucus plug or anything like that . I don't know what's going on . My vagina hurts so bad and baby is moving but it hurts when she moves . I feel like I can barely breath .