array(3) {
  ["mySession10"]=>
  array(3) {
    ["value"]=>
    string(12) "jeongahStory"
    ["generation"]=>
    int(1761829647)
    ["duration"]=>
    int(10)
  }
  ["mySession6"]=>
  string(6) "jihune"
  ["mySession7"]=>
  string(8) "Jongsung"
}
Confirm session delete