Spondylolisthesis is a structural problem. And it’s pretty common. (Normally every 5 in 100 people have it. 50% of Eskimo have it)
Mostly it’s asymptotic.
Before commenting any further I would like to see a dynamic x ray of your lumbar spine.
Next Steps
You can take analgesic. Locally apply spray.
Hot fomenting.
Health Tips
If problem persist better consult specialist