Display of calculated single digit run time and duration leading "0" is missing

Current Situation

• The calculated time do not display leading zero, for example 1 minute 9 seconds is displayed 1:9min
  
• The calculated time does not display seconds when date has HH:MM:SS, for example 1 hour , 1 min and x seconds are displayed as 1:1h
  

Desired Behavior

• The time should be in the format HH:MM:SS, for single digit numbers add a leading 0.