phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '4c91b802beecd20bd058aec029b5f31f' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('4c91b802beecd20bd058aec029b5f31f', -1, 1715707207, 1715707207, '12754a2c', -8, 0, 0)

Line : 187
File : sessions.php