FIRE DOWN THERE HELP HELP HELP

Okay so I was kinda in the mood so I was just touching myself and rubbing down there's nothing rough so I go and pull out my dildo and lube and I put the lube on my dildo THE SAME LUBE IVE BEEN USING THE PAST FOREVER and the moment the sucker goes in. IT FEELS LIKE ITS ON FIRE DONE THERE. WHATS GOING ON. HELP ME PLEASE