Third Pregnacy

sorry for how long this is gonna be. I'm pregnant with my third child my first child is 2 and the second one will be 1 on the 28th of this month. I'm scared i may going into labor early with this one because of how close together my kids are. I'm 31 weeks and 4 days been losing my mucus plug since last night. very scared that labor will be with in the next 2 weeks or so. Any advice or anything that may calm me down