phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '0015b9207f384cca8fa8e782f71c2b8a' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('0015b9207f384cca8fa8e782f71c2b8a', -1, 1714309041, 1714309041, '12df6a64', 12, 0, 0)

Line : 187
File : sessions.php