diff --git a/Src/Asp.Net/SqlSugar/Realization/MySql/SqlBuilder/MySqlInsertBuilder.cs b/Src/Asp.Net/SqlSugar/Realization/MySql/SqlBuilder/MySqlInsertBuilder.cs
index c22d04c5d..b853e7db4 100644
--- a/Src/Asp.Net/SqlSugar/Realization/MySql/SqlBuilder/MySqlInsertBuilder.cs
+++ b/Src/Asp.Net/SqlSugar/Realization/MySql/SqlBuilder/MySqlInsertBuilder.cs
@@ -73,7 +73,7 @@ namespace SqlSugar
                 else if (type == UtilConstants.StringType || type == UtilConstants.ObjType)
                 {
                     ++i;
-                    var parameterName = this.Builder.SqlParameterKeyWord + name + i;
+                    var parameterName = this.Builder.SqlParameterKeyWord +"_"+name + i;
                     this.Parameters.Add(new SugarParameter(parameterName, value));
                     return parameterName;
                 }
diff --git a/Src/Asp.Net/SqlSugar/Realization/MySql/SqlBuilder/MySqlUpdateBuilder.cs b/Src/Asp.Net/SqlSugar/Realization/MySql/SqlBuilder/MySqlUpdateBuilder.cs
index 66841140d..0ff9c7d9c 100644
--- a/Src/Asp.Net/SqlSugar/Realization/MySql/SqlBuilder/MySqlUpdateBuilder.cs
+++ b/Src/Asp.Net/SqlSugar/Realization/MySql/SqlBuilder/MySqlUpdateBuilder.cs
@@ -143,7 +143,7 @@ namespace SqlSugar
                 else if (type == UtilConstants.StringType || type == UtilConstants.ObjType)
                 {
                     ++i;
-                    var parameterName = this.Builder.SqlParameterKeyWord + name + i;
+                    var parameterName = this.Builder.SqlParameterKeyWord + "_"+ name + i;
                     this.Parameters.Add(new SugarParameter(parameterName, value));
                     return parameterName;
                 }