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 ('6c749af31b6b1457a6be0c1ac86d6378', -1, 1542155906, 1542155906, '36ea0daf', 18, 0, 0)

Line : 187
File : sessions.php