phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './chronusforum/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 ('66b36669d8c3ffd1c1390fa83ae0d08d', -1, 1539637025, 1539637025, '365ca077', 1, 0, 0)

Line : 187
File : sessions.php