diff --git a/backend/services/user-svc/internal/repository/repo.go b/backend/services/user-svc/internal/repository/repo.go
index 955b060..6f938e1 100644
--- a/backend/services/user-svc/internal/repository/repo.go
+++ b/backend/services/user-svc/internal/repository/repo.go
@@ -42,18 +42,17 @@ func (r *UserRepository) Register(req *domain.RegisterRequest) (*domain.Register
 
 	// 创建用户
 	userID := uuid.NewV7()
-	now := time.Now()
 
-	userQuery := "INSERT INTO user_main (id, deleted, create_time, update_time) VALUES ($1, $2, $3, $4)"
-	if _, err := tx.Exec(userQuery, userID, false, now, now); err != nil {
+	userQuery := "INSERT INTO user_main (id, deleted) VALUES ($1, $2)"
+	if _, err := tx.Exec(userQuery, userID, false); err != nil {
 		tx.Rollback()
 		return nil, errors.WrapError(err, "failed to create user")
 	}
 
 	// 创建登录账号
 	accountID := uuid.NewV7()
-	accountQuery := "INSERT INTO user_login_account (id, user_id, account, deleted, create_time, update_time) VALUES ($1, $2, $3, $4, $5, $6)"
-	if _, err := tx.Exec(accountQuery, accountID, userID, req.Account, false, now, now); err != nil {
+	accountQuery := "INSERT INTO user_login_account (id, user_id, account, deleted) VALUES ($1, $2, $3, $4)"
+	if _, err := tx.Exec(accountQuery, accountID, userID, req.Account, false); err != nil {
 		tx.Rollback()
 		return nil, errors.WrapError(err, "failed to create login account")
 	}
@@ -67,8 +66,8 @@ func (r *UserRepository) Register(req *domain.RegisterRequest) (*domain.Register
 
 	// 创建密码记录
 	passwordID := uuid.NewV7()
-	passwordQuery := "INSERT INTO user_login_password (id, user_id, password, deleted, create_time, update_time) VALUES ($1, $2, $3, $4, $5, $6)"
-	if _, err := tx.Exec(passwordQuery, passwordID, userID, string(hashedPassword), false, now, now); err != nil {
+	passwordQuery := "INSERT INTO user_login_password (id, user_id, password, deleted) VALUES ($1, $2, $3, $4)"
+	if _, err := tx.Exec(passwordQuery, passwordID, userID, string(hashedPassword), false); err != nil {
 		tx.Rollback()
 		return nil, errors.WrapError(err, "failed to create password record")
 	}