array(2) {
  [2]=>
  array(8) {
    ["ksid"]=>
    string(1) "2"
    ["st_time"]=>
    string(19) "2019-02-14 16:02:22"
    ["en_time"]=>
    string(19) "0000-00-00 00:00:00"
    ["opencode"]=>
    string(3) "123"
    ["sale_flg"]=>
    string(1) "0"
    ["sale_date"]=>
    string(19) "2018-12-20 23:45:41"
    ["use_date"]=>
    string(19) "2019-02-20 16:02:22"
    ["use_timer"]=>
    string(13) "19時間 3分"
  }
  ["s2"]=>
  array(5) {
    ["ksid"]=>
    string(2) "s2"
    ["st_time"]=>
    string(19) "2019-01-31 01:20:15"
    ["en_time"]=>
    string(19) "0000-00-00 00:00:00"
    ["use_date"]=>
    string(19) "2019-02-20 01:20:15"
    ["use_timer"]=>
    string(13) "4時間 21分"
  }
}

testpage

テスト