(a) Upon request and subject to the following requirements, the circuit clerk shall establish a payment plan for a person owing costs, fines, forfeitures, restitution, or penalties imposed by the court, so long as the person signs and files with the clerk an affidavit stating that he or she is financially unable to pay the costs, fines, forfeitures, restitution, or penalties imposed:
(1) A $25 administrative processing fee shall be paid at the time the payment form is filed or, in the alternative, the fee may be paid in no more than five equal monthly payments;