diff --git a/fe/fe-core/src/main/java/org/apache/doris/qe/StmtExecutor.java b/fe/fe-core/src/main/java/org/apache/doris/qe/StmtExecutor.java
index 975ad36bcc..37c188377e 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/qe/StmtExecutor.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/qe/StmtExecutor.java
@@ -1248,10 +1248,15 @@ public class StmtExecutor implements ProfileWriter {
 
                 coord.exec();
 
-                coord.join(context.getSessionVariable().getQueryTimeoutS());
+                boolean notTimeout = coord.join(context.getSessionVariable().getQueryTimeoutS());
                 if (!coord.isDone()) {
                     coord.cancel();
-                    ErrorReport.reportDdlException(ErrorCode.ERR_EXECUTE_TIMEOUT);
+                    if (notTimeout) {
+                        errMsg = coord.getExecStatus().getErrorMsg();
+                        ErrorReport.reportDdlException("There exists unhealthy backend. " + errMsg, ErrorCode.ERR_FAILED_WHEN_INSERT);
+                    } else {
+                        ErrorReport.reportDdlException(ErrorCode.ERR_EXECUTE_TIMEOUT);
+                    }
                 }
 
                 if (!coord.getExecStatus().ok()) {