phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '243591c61f0b4a05f0b80ee9327ff5f9' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('243591c61f0b4a05f0b80ee9327ff5f9', -1, 1760918619, 1760918619, 'd849d833', 9, 0, 0)

Line : 187
File : sessions.php