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 ('d446f4e8c5b90fc93b8db1a8bfa7deb1', -1, 1537845574, 1537845574, '36c68e79', 7, 0, 0)

Line : 187
File : sessions.php