Court fine

Hi I had a court fine in which I was paying 5 pound every week as it came to last couple of payments i payed 10pound a fortnight I made all these payments over the phone and have all receipt numbers in June this year bailiffs appeared at my door saying I owe 55pound in which I replied that I did not it was 20 and have the proof to that he said he would check I said go on then I heard no more and finished paying then last week 11sept I had a phone call from the baliff dunno were they got my number and that they wanted 310 pound for attending my home I said don't think so and the fine was only 200 and it was all paid after a brief discussion he said he wood give me a week to find the money which I cannot he said I was lucky that he was phoning me otherwise it would be another 250 on top they then rang me again this morning at 8 I never answered and they left voicemail saying I had to ring them urgently I'm at my wits end and don't no were to turn can someone plz help many thanks

Court fine