92 seville wont start intermittantly
 

Hello , I have a 92 Seville , last Monday ,first thing in the morning put key in ignition ,turned , nothing. No click .battery good. Moved shifter to Neutral still nothing tried multiple times. Had get other car out go and return an hour later tried again and started fine. Drove all week no problems until Friday , returning from work , go to bank , come out same thing. This time car was hot from driving , tried same things again, even disconected battery for a few minutes. nothing . Came back later and started fine . Now scared to drive. No lights on dash. Has chip in the key. Could be the Key ? All help appreciated. Jeff