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 ('a7ce7639c78e0ab9ecc1c56aa547ed79', -1, 1537510073, 1537510073, '365ca4b8', -2, 0, 0)

Line : 187
File : sessions.php