phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'd54b494f4f7e4954412049ed997fb2b2' 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 ('d54b494f4f7e4954412049ed997fb2b2', -1, 1715792666, 1715792666, '12de53b9', -1, 0, 0)

Line : 187
File : sessions.php