so been having intermittent type period pains radiating to the tops of my thighs and dull lower…

so been having intermittent type period pains radiating to the tops of my thighs and dull lower backache for a couple hours now, I'm 35+3 with my second baby. I'm scared they're early labour pains but I don't know as I was in induced at 42 weeks with my first baby so I'm not aware what early labour feels like. Should I call midwife? not lost any waters or my mucus plug, but so worried am I being really over dramatic??