phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './myforum/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 ('5cc5e9ca56e8f82e1f5f0c39c0af97ac', -1, 1786240893, 1786240893, 'd849d8dc', -10, 0, 0)

Line : 187
File : sessions.php