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 ('b3c20f33faf21908c9a1e0c2d0933374', -1, 1540350558, 1540350558, '36e11a2c', -2, 0, 0)

Line : 172
File : sessions.php