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 ('3faf014cb7658e54c48e5ea6bbdcbea2', -1, 1472174734, 1472174734, '36513b2a', -1, 0, 0)

Line : 187
File : sessions.php