Index: branches/5.2.x/core/kernel/db/db_connection.php
===================================================================
diff -u -N -r16710 -r16758
--- branches/5.2.x/core/kernel/db/db_connection.php	(.../db_connection.php)	(revision 16710)
+++ branches/5.2.x/core/kernel/db/db_connection.php	(.../db_connection.php)	(revision 16758)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: db_connection.php 16710 2022-07-08 14:36:28Z alex $
+* @version	$Id: db_connection.php 16758 2023-11-13 08:43:02Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -807,9 +807,11 @@
 					array_pop($value_sqls);
 				}
 
-				$sql = strtoupper($type) . ' INTO `' . $table . '` (' . $fields_sql . ') VALUES (' . implode('),(', $value_sqls) . ')';
-				$value_sqls = Array (); // reset before query to prevent repeated call from error handler to insert 2 records instead of 1
+				$sql = strtoupper($type) . ' INTO ' . $table . ' (' . $fields_sql . ') VALUES (' . implode('),(', $value_sqls) . ')';
 
+				// Reset before query to prevent repeated call from error handler to insert 2 records instead of 1.
+				$value_sqls = array();
+
 				$insert_result = $this->ChangeQuery($sql);
 			}
 
@@ -837,7 +839,7 @@
 			// don't use preg here, as it may fail when string is too long
 			$fields_sql = rtrim($fields_sql, ',');
 
-			$sql = 'UPDATE `'.$table.'` SET '.$fields_sql.' WHERE '.$key_clause;
+			$sql = 'UPDATE ' . $table . ' SET ' . $fields_sql . ' WHERE ' . $key_clause;
 
 			return $this->ChangeQuery($sql);
 		}