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 ('642cef47d55e06c79aba4840e96b149e', -1, 1540231766, 1540231766, '36e0f72a', 5, 0, 0)

Line : 172
File : sessions.php