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 ('65ba70902c415ef45ccce25464a4786b', -1, 1776212571, 1776212571, 'd849d868', 0, 0, 0)

Line : 187
File : sessions.php