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) VALUES ('698a3e746a6b470ccd44faa6b9a7372c', -1, 1516637824, 1516637824, '36e2b3f7', 15, 0)

Line : 158
File : sessions.php