Error

( ! ) Fatal error: Uncaught Error: Undefined constant "MYSQL_BOTH" in /home/ainab/public_html/_include/lib/db_common.php on line 67
( ! ) Error: Undefined constant "MYSQL_BOTH" in /home/ainab/public_html/_include/lib/db_common.php on line 67
Call Stack
#	Time	Memory	Function	Location
1	0.0017	465728	{main}( )	.../router.php:0
2	0.0021	466256	include( '/home/ainab/public_html/_include/core/main_start.php )	.../router.php:9
3	0.0182	478848	include_once( '/home/ainab/public_html/_include/core/start.php )	.../main_start.php:11
4	0.0221	633824	DB_Common::connect( )	.../start.php:369

Error: E_ERROR
URL: http://ainab.info/sitemap.xml
File: /home/ainab/public_html/_include/lib/db_common.php
Line: 67
Message: Uncaught Error: Undefined constant "MYSQL_BOTH" in /home/ainab/public_html/_include/lib/db_common.php:67
Stack trace:
#0 /home/ainab/public_html/_include/core/start.php(369): DB_Common::connect()
#1 /home/ainab/public_html/_include/core/main_start.php(11): include_once('/home/ainab/pub...')
#2 /home/ainab/public_html/router.php(9): include('/home/ainab/pub...')
#3 {main}
thrown

Call stack:

File: (Line: )
Function: fatalScriptError