phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './illustra_phpbb1/phpbb_sessions' is marked as crashed and should be repaired

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('041eb8e9219c9cde0c49ceaec02e3a50', -1, 1411156367, 1411156367, '36a70b10', -1, 0, 0)

Line : 187
File : sessions.php