Electrical ignition lock defective

I am one of those who get in, keys in and immediately turn around to stop. Recently I could find out occasionally that the R did not sprung. Turned back, tried again, jumped on. Today it happened to me twice throughout the day that not even the control lights went on, turned back, tried again, jumped on. Between these two today’s incidents the R jumped easily. So to the friendly one because I did not lie somewhere at some point I was kept mobile with a C-Class, which I will replace tomorrow for a GLK, probably for several days. The ignition lock is defective and has to be replaced. I find a little stupid, with a 9 month old premium vehicle with 53tkm. the HHH1961 means