phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './for_adeviq/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 ('e09e3d21b42b4609d1fcb64e5a2203e9', -1, 1493283282, 1493283282, '6b161ee7', -4, 0, 0)

Line : 187
File : sessions.php