Hey all i was woundering if someone could help me with a problem i have on Crysis 2

About Half an hour ago i was playing Crysis 2 online and out of the blue (no pun intended) the BSOD came up.

So i restarted the pc and i startup Crysis 2 again and my account , stats , savegames and unlocks are all gone and it says i have to re enter the cd key which i dont have at the moment.

PC specs

Operating System
MS Windows 7 Home Premium 64-bit
CPU
Intel Core i7 950 @ 3.07GHz 42 °C
Bloomfield 45nm Technology
RAM
6.0GB Triple-Channel DDR3 @ 534MHz (8-8-8-20)
Motherboard
ASUSTeK Computer INC. Rampage III GENE (LGA1366) 28 °C
Graphics
R19W12 (1440x900@60Hz)
NVIDIA GeForce GTX 480
Hard Drives
195GB Western Digital WDC WD2000JS-00MHB0 ATA Device (SATA) 51 °C
488GB Western Digital WDC WD5000AAKS-00A7B0 ATA Device (SATA) 29 °C
Optical Drives
DTSoftBusCd00
HL-DT-ST DVD-RAM GH22NS30 ATA Device
Audio
Screaming Bee Audio



If you could help that would be Amazing Thanks Cabbens