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 ('53fd51e20d6df1c02049fa38aa570f59', -1, 1542551320, 1542551320, '36eb306a', -4, 0, 0)

Line : 187
File : sessions.php