Время жизни сессии

<?php print_r($_COOKIE); ?>
Array
(
    [hostcounter] => 21606
    [PHPSESSID] => egm0o9aphhq3eskusu1dilves0
    [hostmake] => 1
    [user_id] => 17308
    [CART] => a:1:{i:1;a:1:{i:18829;a:2:{i:1;i:0;i:2;i:50;}}}
)

<?php print_r($_SESSION); ?>
Array
(
    [current_users_id] => 19
    [valid_user] => admin
    [date_user] => 28.02.2010 23:02:03
    [is_superuser] => 1
    [current_user_ip] => 83.174.230.167
    [current_site_id] => 1
    [current_lng] => ru
    [HOSTCMS_SHOW_XML] =>
    [CART] => Array
        (
            [added_items] => Array
                (
                    [1] => Array
                        (
                            [18829] => Array
                                (
                                    [0] => Array
                                        (
                                            [count] => 10
                                            [descr] =>  | размер: 31
                                        )
                                    [1] => Array
                                        (
                                            [count] => 10
                                            [descr] =>  | размер: 32
                                        )
                                    [2] => Array
                                        (
                                            [count] => 10
                                            [descr] =>  | размер: 33
                                        )
                                    [3] => Array
                                        (
                                            [count] => 10
                                            [descr] =>  | размер: 36
                                        )
                                    [4] => Array
                                        (
                                            [count] => 10
                                            [descr] =>  | размер: 38
                                        )
                                )
                        )
                )
        )
)

<?php print_r($_COOKIE); ?>
Array
(
    [hostcounter] => 21606
    [PHPSESSID] => egm0o9aphhq3eskusu1dilves0
    [hostmake] => 1
    [user_id] => 17308
    [CART] => a:1:{i:1;a:1:{i:18829;a:2:{i:1;i:0;i:2;i:50;}}}
)

<?php print_r($_SESSION); ?>
Array
(
    [site_user_id] => 1045
)