phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './kidnem998/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 ('a0eb808b3d16860345b466bd6d766039', -1, 1467177954, 1467177954, '36a220a1', -1, 0, 0)

Line : 187
File : sessions.php