diff --git a/YD_AllHeartRates.Api/Mqtt/MqttBackgroundService.cs b/YD_AllHeartRates.Api/Mqtt/MqttBackgroundService.cs
index 5e3135a..b766da9 100644
--- a/YD_AllHeartRates.Api/Mqtt/MqttBackgroundService.cs
+++ b/YD_AllHeartRates.Api/Mqtt/MqttBackgroundService.cs
@@ -90,7 +90,7 @@ namespace YD_AllHeartRates.Api.Mqtt
                 //List<S_Device> devices;
 
                 var studentListCacheKey = $"{AppSettings.StudentListCacheKey}_{AppSettings.SchoolCode}";
-                var deviceListCacheKey = $"{AppSettings.DeviceListCacheKey}_{AppSettings.SchoolCode}";
+                //var deviceListCacheKey = $"{AppSettings.DeviceListCacheKey}_{AppSettings.SchoolCode}";
 
                 studentList = _caching.Get<List<StudentDto>>(studentListCacheKey);
                 //devices = _caching.Get<List<S_Device>>(deviceListCacheKey);
@@ -257,8 +257,8 @@ namespace YD_AllHeartRates.Api.Mqtt
                                 totalData.QuantityOfElectricity = jumpData.QuantityOfElectricity;
                                 totalData.ScoreTime = jumpData.ScoreTime;
 
-                                _caching.AddObject(jumpKey, totalData, 600);
-                                _caching.AddObject(rawKey, jumpData, 60);
+                                _caching.AddObject(jumpKey, totalData, 60);
+                                _caching.AddObject(rawKey, jumpData, 600);
                             }
                         }
                     }