Back pain after pressure is not a good sign , for safety peupose get an XRAY OF your Spine and MRI of your Spine focused on dedicated areas,
Consult a spine surgeon near you and try to rule out infection of spine such as spinal tuberculosis or inflammatory arthritis rest of the causes degenerative changes unlikely in your age
Next Steps
MRI and X-ray, consult spine specialist
Health Tips
Avoid forward bending and putting on repeated pressure on the affected area, you can consult me in Dadar or Chembur clinic in Mumbai