burn help plz

[crosscountryjoc]

im trying to burn my original of Mafia but im only learning.
everything was going fine now im up to

Overburn Request
Image dosnt fit on destination disk!
space available: 756 MByte (74:58:0 Min:Sec:fra)
space required: 756MByte (74:59:7 Min:sec:fra)
Please select how to proceed!

(my options)

try to overburn or write until the end of the media is reached
what do i do?