diff --git a/save.go b/save.go
index c0053ad..0f2dea2 100644
--- a/save.go
+++ b/save.go
@@ -13,6 +13,7 @@ import (
 	"go.opentelemetry.io/otel"
 	"go.opentelemetry.io/otel/attribute"
 	"go.opentelemetry.io/otel/codes"
+	semconv "go.opentelemetry.io/otel/semconv/v1.12.0"
 	"go.opentelemetry.io/otel/trace"
 )
 
@@ -89,10 +90,10 @@ func SaveRow(ctx context.Context, db *db.DBC, dataItem meta.IMetaStruct) error {
 	sqlSmt := createInsertSQLForFields(ctx, tableName, fields, 1 /*one_row*/)
 
 	span.SetAttributes(
-		attribute.String("table", tableName),
-		attribute.String("sql", sqlSmt),
-		//semconv.DBSQLTableKey.String(tableName),
-		//semconv.DBStatementKey.String(sqlSmt),
+		semconv.DBSystemKey.String("mysql"),
+		semconv.DBSQLTableKey.String(tableName),
+		semconv.DBStatementKey.String(sqlSmt),
+		semconv.DBOperationKey.String("INSERT"),
 	)
 
 	updateBuilder := db.UpdateBySQL(sqlSmt, params...)