Put timeouts for 2 minutes stale connections

wrappers/conn.go

 )
 
 const (
-	connTimeoutRead  = 5 * time.Minute
-	connTimeoutWrite = 5 * time.Minute
+	connTimeoutRead  = 2 * time.Minute
+	connTimeoutWrite = 2 * time.Minute
 )
 
 // Conn is a basic wrapper for net.Conn providing the most low-level