While I'm eating I tend to touch my smartphone to check new line message
During meal time, I can't help checking to see if new line message is received.
1) Even while I'm eating I tend to check my smartphone for new line messages.
2) Even during meal times, I can't help but check if I received new messages on Line.
1) & 2) "食事中もスマホが気になってつい触ってしまう" という意味です.
1) to check new line message --> to check for new line messages.
2) I can't help checking --> I can't help but check.
to see if new line message is received --> to see if I received new messages on Line.