phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './phpbb/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 ('130c4f4e183674f2445d235b5604e7ea', -1, 1414143189, 1414143189, '36514d5d', 1, 0, 0)

Line : 189
File : sessions.php