Honda crv 2010 starts and turns off after 1-2 seconds HELP!

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When i bought a car dealer lost key, so I made another one. It worked grate, after i had some problems and couldn't drive, accumulator was down and i charged it. Now when i start the car it starts but after 1-2 seconds turns off. When I put the key into starter 'key icon' begins to twinkle on display and it doesn't stops even i start the car. so can you help me and give advise what will be the reason of it? :S what i have to do? I have no guaranty (((