Fix #3112
diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php
index a7d0d08..2b447a1 100644
--- a/system/database/drivers/sqlite3/sqlite3_driver.php
+++ b/system/database/drivers/sqlite3/sqlite3_driver.php
@@ -189,7 +189,7 @@
 	 */
 	protected function _escape_str($str)
 	{
-		return $this->conn_id->escapeString(remove_invisible_characters($str));
+		return $this->conn_id->escapeString($str);
 	}
 
 	// --------------------------------------------------------------------