diff --git a/src/server/auth.rs b/src/server/auth.rs
index fee10f4..4d7107a 100644
--- a/src/server/auth.rs
+++ b/src/server/auth.rs
@@ -3,7 +3,7 @@ use diesel::prelude::*;
 use diesel_async::RunQueryDsl;
 use tower_sessions_redis_store::RedisStore;
 
-use crate::models::user::{DbUser, UserCredentials};
+use crate::models::user::{DbUser, HashedUserCredentials, UserCredentials};
 use crate::server::{
     database::{DbConn, DbPool},
     key_val_store::KeyValPool,
@@ -76,6 +76,17 @@ impl AuthnBackend for AuthBackend {
     }
 }
 
+pub async fn create_user(
+    db_conn: &mut DbConn,
+    credentials: &HashedUserCredentials,
+) -> Result<DbUser> {
+    diesel::insert_into(crate::schema::users::table)
+        .values(credentials)
+        .get_result(db_conn)
+        .await
+        .err_context("Error creating user")
+}
+
 pub async fn get_user_by_id(db_conn: &mut DbConn, id: i32) -> Result<Option<DbUser>> {
     crate::schema::users::table
         .find(id)