It sounds like you are stuck in a tough cycle of heavy procrastination and screen distraction.
Next Steps
I suggest discussing this with Dr. Rupali Mohbe, a psychologist. You can book an online or offline appointment via BIRDYME. Her clinic is at 208, CENTRAL, Sangath IPL, Motera, Ahmedabad, Gujarat."
Health Tips
Try the five-minute rule: tell yourself you will study for just five minutes. Often, simply breaking the initial barrier reduces resistance and makes it much easier to keep going.