phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './rorkesphpbb/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 ('a6b8560fd00098e891de0e5d29fe958c', -1, 1537964969, 1537964969, '365cbe0b', 7, 0, 0)

Line : 187
File : sessions.php