phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '2c91d1d7e83decd0bbc26561cf2f99dc' 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 ('2c91d1d7e83decd0bbc26561cf2f99dc', -1, 1715766454, 1715766454, '127508d8', -4, 0, 0)

Line : 187
File : sessions.php