phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './mikedx_phpbb3/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 ('d84a49d9f1a1ffb5ed228c72d3018eb8', -1, 1542538345, 1542538345, '365bcbe9', -9, 0, 0)

Line : 172
File : sessions.php