phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1194 Table 'forum_sessions' is marked as crashed and should be repaired

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('fc64b27360473b73f9b9effeaf18d0f1', -1, 1430947977, 1430947977, '17162ec3', -9, 0, 0)

Line : 187
File : sessions.php