Could not insert item 269070763 into DB: Reason: Duplicate entry '269070763' for key 1
com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException: Duplicate entry '269070763' for key 1
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
        at com.mysql.jdbc.Util.handleNewInstance(Util.java:406)
        at com.mysql.jdbc.Util.getInstance(Util.java:381)
        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1016)
        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:957)
        at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3376)
        at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3308)
        at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1837)
        at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1961)
        at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2543)
        at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1737)
        at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:2022)
        at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:1940)
        at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:1925)
        at com.mchange.v2.c3p0.impl.NewProxyPreparedStatement.executeUpdate(NewProxyPreparedStatement.java:105)
        at net.sf.l2j.gameserver.model.L2ItemInstance.insertIntoDb(L2ItemInstance.java:1166)
        at net.sf.l2j.gameserver.model.L2ItemInstance.updateDatabase(L2ItemInstance.java:947)
        at net.sf.l2j.gameserver.model.ItemContainer.updateDatabase(ItemContainer.java:545)
        at net.sf.l2j.gameserver.network.L2GameClient.saveCharToDisk(L2GameClient.java:271)
        at net.sf.l2j.gameserver.network.L2GameClient$AutoSaveTask.run(L2GameClient.java:607)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
        at java.util.concurrent.FutureTask$Sync.innerRunAndReset(FutureTask.java:317)
        at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:150)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$101(ScheduledThreadPoolExecutor.java:98)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.runPeriodic(ScheduledThreadPoolExecutor.java:181)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:205)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
        at java.lang.Thread.run(Thread.java:619)