First cervix check and spotting???? Please help!!

Mikayla • I'm 23, married for 4 years, we have a beautiful 2year old little girl! she is our universe!!!! I'm a cancer in a home with two Capricorns!!!! Baby #2 due may 2019!
FTM and the doctor checked my cervix for the first time today.... That was around 2oclock. I just now got home from a busy day and went to the bathroom and there was a small bloody piece of mucus and my regular white discharge had a pink tint to it..... Is this normal???? Please help I'm trying not to freak out......