diff --git a/vnpy/trader/database/database_sql.py b/vnpy/trader/database/database_sql.py
index 6415c1bb..6111cfae 100644
--- a/vnpy/trader/database/database_sql.py
+++ b/vnpy/trader/database/database_sql.py
@@ -311,8 +311,6 @@ def init_models(db: Database, driver: Driver):
                 else:
                     for c in chunked(dicts, 50):
                         DbTickData.insert_many(c).on_conflict_replace().execute()
-                        DbTickData.insert_many(
-                            c).on_conflict_replace().execute()
 
     db.connect()
     db.create_tables([DbBarData, DbTickData])