diff --git a/app/db_sql.py b/app/db_sql.py
index 5c41f75..8e080de 100644
--- a/app/db_sql.py
+++ b/app/db_sql.py
@@ -11,7 +11,7 @@ from sqlalchemy.exc import IntegrityError, OperationalError
 db_uri = settings.SQLALCHEMY_DB_URI
 
 connection_string = db_uri
-engine = create_engine(url=connection_string, pool_size=25, pool_recycle=600, pool_pre_ping=True, echo=False, echo_pool=True, isolation_level='READ COMMITTED', connect_args={'connect_timeout': 30})
+engine = create_engine(url=connection_string, pool_size=5, max_overflow=10, pool_recycle=3600, pool_pre_ping=True, echo=False, echo_pool=True, isolation_level='READ COMMITTED', connect_args={'connect_timeout': 30})
 # NOTE: The default isolation_level is 'REPEATABLE READ'. This can sometimes not show updated data.
 # NOTE: The "echo" set to True option shows the SQL queries.
 
@@ -55,7 +55,7 @@ def sql_connect(
         settings.SQLALCHEMY_DB_URI = 'mysql://'+DB['username']+':'+DB['password']+'@'+DB['server']+'/'+DB['name']
         log.debug(settings.DB)
 
-        new_engine = create_engine(url=settings.SQLALCHEMY_DB_URI, pool_size=25, pool_recycle=3660, pool_pre_ping=True, echo=False, echo_pool=True, isolation_level='READ COMMITTED', connect_args={'connect_timeout': 30})
+        new_engine = create_engine(url=settings.SQLALCHEMY_DB_URI, pool_size=5, max_overflow=10, pool_recycle=3600, pool_pre_ping=True, echo=False, echo_pool=True, isolation_level='READ COMMITTED', connect_args={'connect_timeout': 30})
 
         current_db.engine = new_engine
         log.info(f'Created and connected to database: {settings.SQLALCHEMY_DB_URI}')
diff --git a/app/main.py b/app/main.py
index 14d0e31..858e0de 100644
--- a/app/main.py
+++ b/app/main.py
@@ -10,8 +10,8 @@ from functools import lru_cache
 from pydantic import BaseModel, EmailStr, Field
 from typing import Dict, List, Optional, Set, Union
 
-from sqlalchemy import create_engine, text
-from sqlalchemy.exc import IntegrityError, OperationalError
+# from sqlalchemy import create_engine, text
+# from sqlalchemy.exc import IntegrityError, OperationalError
 
 from . import config
 # from app.lib_general import common_route_params, Common_Route_Params