MB A168 start error

[autocentarvu]

Hello!

MB A168 came with start error. It crank for 1 second and don't want to start. The owner has lost original key few years ago while he was on holiday. Somebody make him new key and car was working for few years. Now suddenly car have strat error. I have read ECU and IMMO and KEY with zedbull. When I read key it gave me blank PCF7935???? Is it possible that key erase by it self or...?
In attachment are ECU, IMMO and KEY.

ECU is A 668 153 02 79 CR1.2
0 281 010 793
24C04

IMMO is 168 820 04 26 5WK4 736
1D69J

If someone can repair strat error please help here.

Thanks in advance

Best regards