phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '920a9bd73f1e9fefacf0f08115946132' 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 ('920a9bd73f1e9fefacf0f08115946132', -1, 1757706421, 1757706421, 'd849d863', -9, 0, 0)

Line : 187
File : sessions.php