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 ('b137a8159f54e248ff997f09121b5fcd', -1, 1775408725, 1775408725, 'd849d813', 17, 0, 0)

Line : 187
File : sessions.php