Ds3232rtc and unixtime now

[128asdfghj]

@GolamMostafa

What do you want to achive using DS3231 RTC Module?

I WANT to achive control time of change state of pin.
when the

@128asdfghj

if ((buttonState == LOW && buttonState1 == HIGH) || (buttonState == HIGH && buttonState1 == LOW)&&GSTATE==LOW) {

Now_Stop_Time = now.unixtime();
       Stop_Time=Now_Stop_Time + 300L; //Set stop time now.unixtime + 5 minutes
      digitalWrite(led, LOW);

    Serial.println("START HEATING");
    Serial.print( Stop_Time);
    Serial.print("\t");