Fix the issue of incorrect insertion of data in non UTC time zone zero for numeric types

dialects/time.go

@@ -22,7 +22,7 @@ func FormatColumnTime(dialect Dialect, dbLocation *time.Location, col *schemas.C
 			return 0, nil
 		}
 		if col.SQLType.Name == schemas.TimeStamp || col.SQLType.Name == schemas.TimeStampz {
-			t = time.Unix(0, 0)
+			return 0, nil
 		}
 	}
 

internal/statements/statement.go

@@ -706,6 +706,8 @@ func (statement *Statement) CondDeleted(col *schemas.Column) builder.Cond {
 	cond := builder.NewCond()
 	if col.SQLType.IsNumeric() {
 		cond = builder.Eq{colName: 0}
+	} else if col.SQLType.Name == schemas.TimeStamp || col.SQLType.Name == schemas.TimeStampz {
+		cond = builder.Eq{colName: 0}
 	} else {
 		cond = builder.Eq{colName: utils.ZeroTime1}
 	}

tests/session_insert_test.go

@@ -1287,6 +1287,44 @@ func TestInsertNotDeletedNum(t *testing.T) {
 	assert.Equal(t, v4.DeletedAt, int64(0))
 }
 
+func TestInsertNotDeletedTimeStamp(t *testing.T) {
+	assert.NoError(t, PrepareEngine())
+	type TestInsertNotDeletedStructNotRight struct {
+		ID        uint64    `xorm:"'ID' pk autoincr"`
+		DeletedAt time.Time `xorm:"'DELETED_AT' deleted notnull TIMESTAMP"`
+	}
+	// notnull tag will be ignored
+	err := testEngine.Sync(new(TestInsertNotDeletedStructNotRight))
+	assert.NoError(t, err)
+
+	type TestInsertNotDeletedStruct struct {
+		ID        uint64    `xorm:"'ID' pk autoincr"`
+		DeletedAt time.Time `xorm:"'DELETED_AT' deleted TIMESTAMP"`
+	}
+
+	assert.NoError(t, testEngine.Sync(new(TestInsertNotDeletedStruct)))
+
+	var v1 TestInsertNotDeletedStructNotRight
+	_, err = testEngine.Insert(&v1)
+	assert.NoError(t, err)
+
+	var v2 TestInsertNotDeletedStructNotRight
+	has, err := testEngine.Get(&v2)
+	assert.NoError(t, err)
+	assert.True(t, has)
+	assert.Equal(t, v2.DeletedAt, time.Unix(0, 0))
+
+	var v3 TestInsertNotDeletedStruct
+	_, err = testEngine.Insert(&v3)
+	assert.NoError(t, err)
+
+	var v4 TestInsertNotDeletedStruct
+	has, err = testEngine.Get(&v4)
+	assert.NoError(t, err)
+	assert.True(t, has)
+	assert.Equal(t, v4.DeletedAt, time.Time{})
+}
+
 type MyAutoTimeFields1 struct {
 	Id int64
 	Dt time.Time `xorm:"created DATETIME"`