Generally a severe disc prolapse will be associated with nerve compression, which means there will be back pain radiating to the legs.
It can only be confirmed with typical history and examination followed by relevant investigations.
Next Steps
Get a video consult if getting an in clinic appointment is difficult for you.
Till then,Use a Lumbosacral brace for back support.
Do not bend forward or lift heavy weights.
Apply warm water bags.
Apply pain relief spray.
Get a video consultation as soon as possible for greater clarity.