Extreme tigh pain

I worked out like usual and was okay the next day and i did ny mornings work out and then went to my art course there wasn't that much pain just normal stiffness after workout but at night it started to get worse I can't sleep straight and can't put my legs straight whej i get up I can't even stand straight I'm thinking of seeing a doctor tmrw beacuse i literally can't walk idk what to do it hurts to a point of me crying from pain and not being able to move my leg