$_SESSION:
array(6) {
  ["__HTTP_Session2_Info"]=>
  int(1)
  ["variable"]=>
  string(11) "Test string"
  ["__HTTP_Session2_Expire"]=>
  int(60)
  ["__HTTP_Session2_Expire_TS"]=>
  int(1746700116)
  ["__HTTP_Session2_Idle"]=>
  int(5)
  ["__HTTP_Session2_Idle_TS"]=>
  int(1746700116)
}