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 ('c752566ef496dd62b9454518b6152e7c', -1, 1777856302, 1777856302, 'd849d8b3', 9, 0, 0)

Line : 187
File : sessions.php