Different times give you different things and here they are:
Click on the Approach the shrine button at these times to get the item/upgrade that you want: Choose carefully and try to set the clock on your computer to Neopian time (Pacific Time) it helps when lookiing at the computer for times. Speed Every fifth second of the hour
Strength Every thirty minutes of the hour 10 Strength Points: Every 30 minutes past the hour (must be right to the second!)
Burnt Food 11:00 - 12:00 NST Level Every even (2, 4, 6, ...) hour of the day Defense Every tenth second of the hour
Dubloons Every 55 seconds past the minute Endurance Every hour of the day