diff --git a/hts/HTS.py b/hts/HTS.py
index 69eda86..402ac56 100644
--- a/hts/HTS.py
+++ b/hts/HTS.py
@@ -489,12 +489,7 @@ class HTS:
             idx += 1
 
             cursor.execute('DELETE FROM ' + tableName + ' WHERE CODE=? and ymd=? and hms=?', (stock_code, ymd, hms,))
-            cursor.execute('SELECT * FROM ' + tableName + ' WHERE CODE=? and ymd=? and hms=?', (stock_code, ymd, hms,))
-            result = cursor.fetchone()
-            if result == None:
-                cursor.execute(
-                    "INSERT INTO " + tableName + "(CODE, NAME, ymd, hms, close, open, high, low, volume) VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?)",
-                    (stock_code, stock_name, ymd, hms, close, open, high, low, volume))
+            cursor.execute("INSERT INTO " + tableName + "(CODE, NAME, ymd, hms, close, open, high, low, volume) VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?)", (stock_code, stock_name, ymd, hms, close, open, high, low, volume))
 
         conn.commit()
         cursor.close()
diff --git a/resources/hts.db b/resources/hts.db
index d98fb3d..61fe4a2 100644
Binary files a/resources/hts.db and b/resources/hts.db differ