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 ('c4b11b47e130f13196088a7b3fe0158e', -1, 1767970694, 1767970694, 'd849d87c', -10, 0, 0)

Line : 187
File : sessions.php