Sequelize: try to disable timestamps that appeared in devicemessage table.

src/db/database.js

@@ -43,7 +43,16 @@ var DeviceMessage = sqlz.define('devicemessage', {
   field_name: { type: Sequelize.STRING(120), allowNull: false},
   field_value: { type: Sequelize.TEXT, allowNull: false},
   timestamp: { type: Sequelize.DATE, allowNull: false},
-});
+  // createdAt: {
+  //   type: Sequelize.DATE,
+  //   allowNull: false,
+  //   defaultValue: Sequelize.literal('CURRENT_TIMESTAMP'),
+  // },
+}
+,{
+  timestamps: false, // Disable automatic timestamp management
+}
+);
 
 DeviceMessage.GetByName = function (name, days)
 {