statz error

[03:31:33 ERROR]: [Statz] Couldn't execute MySQL statement:
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
The last packet successfully received from the server was 2,608,506 milliseconds ago.  The last packet sent successfully to the server was 0 milliseconds ago.
	at sun.reflect.GeneratedConstructorAccessor230.newInstance(Unknown Source) ~[?:?]
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[?:1.8.0_111]
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423) ~[?:1.8.0_111]
	at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) ~[spigot-1.12.2-1558.jar:git-Spigot-2086bb0-1988d7f]
	at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990) ~[spigot-1.12.2-1558.jar:git-Spigot-2086bb0-1988d7f]
	at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3559) ~[spigot-1.12.2-1558.jar:git-Spigot-2086bb0-1988d7f]
	at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3459) ~[spigot-1.12.2-1558.jar:git-Spigot-2086bb0-1988d7f]
	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3900) ~[spigot-1.12.2-1558.jar:git-Spigot-2086bb0-1988d7f]
	at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2527) ~[spigot-1.12.2-1558.jar:git-Spigot-2086bb0-1988d7f]
	at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2680) ~[spigot-1.12.2-1558.jar:git-Spigot-2086bb0-1988d7f]
	at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2484) ~[spigot-1.12.2-1558.jar:git-Spigot-2086bb0-1988d7f]
	at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1858) ~[spigot-1.12.2-1558.jar:git-Spigot-2086bb0-1988d7f]
	at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1966) ~[spigot-1.12.2-1558.jar:git-Spigot-2086bb0-1988d7f]
	at me.staartvin.statz.database.MySQLConnector.getObjects(MySQLConnector.java:157) [Statz-1.5.1.jar:?]
	at me.staartvin.statz.datamanager.DataManager.getFreshPlayerInfo(DataManager.java:129) [Statz-1.5.1.jar:?]
	at me.staartvin.statz.tasks.UpdatePlayerCacheTask.run(UpdatePlayerCacheTask.java:36) [Statz-1.5.1.jar:?]
	at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftTask.run(CraftTask.java:76) [spigot-1.12.2-1558.jar:git-Spigot-2086bb0-1988d7f]
	at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:52) [spigot-1.12.2-1558.jar:git-Spigot-2086bb0-1988d7f]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [?:1.8.0_111]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [?:1.8.0_111]
	at java.lang.Thread.run(Thread.java:745) [?:1.8.0_111]
Caused by: java.io.EOFException: Can not read response from server. Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost.
	at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:3011) ~[spigot-1.12.2-1558.jar:git-Spigot-2086bb0-1988d7f]
	at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3469) ~[spigot-1.12.2-1558.jar:git-Spigot-2086bb0-1988d7f]
	... 15 more