TRANSPORTATION CHR. under GTA

dear sir/madam ,
if i paid rs. 5000.00 to GTA transporter . under rcm @ 5 % . then liability rs. 250.00.
so. how to shown in GSTR 3B on table 3.1.(d)-inward supplies(liable to reverse charge).
example - 1
taxable value - empty
IGST- 250.00
example -2
taxable value - 5000.00
IGST - 250.00
SO , taxable value empty or not ???
plz guide me properly.