phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1194 Table '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 ('042f43adef07f9f61495a020485478f2', -1, 1436240791, 1436240791, '36e011b2', 1, 0, 0)

Line : 189
File : sessions.php