More cramping help

AryMai2021 • 31, TTC#1 since 2018, 1 MC-8/2018, 1 Ectopic- 4/2019

Hello all. So I’m at 5 weeks and I started cramping today. And for the first time there was some brownish spotting light to medium amount.... started cramping a little worse in a diff spot on the way home and the fluid is now more of a darkish red... I’m worried. Any thoughts?