phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './lg15_phpbb/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 ('f5f0e7014a3af1c7b91e4fb0aa9119d1', -1, 1766438778, 1766438778, 'd849d8a8', -9, 0, 0)

Line : 187
File : sessions.php