phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '12cdf6b8fdff91e79c31d6b4d3c4684a' 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 ('12cdf6b8fdff91e79c31d6b4d3c4684a', -1, 1714205074, 1714205074, 'c0a80201', -4, 0, 0)

Line : 187
File : sessions.php