phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './dostscho_mysql/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 ('8b03b8353ee86398404b3f7d5d69a109', -1, 1531703036, 1531703036, '36e0d89b', 6, 0, 0)

Line : 187
File : sessions.php