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 ('6a4b1d86440acb874ac6f99da0b24038', -1, 1537684818, 1537684818, '36e0a68d', 7, 0, 0)

Line : 187
File : sessions.php