phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '51b3645449e527647239cc5e1bee2f1f' for key 'sgf_sessions.PRIMARY'

INSERT INTO sgf_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('51b3645449e527647239cc5e1bee2f1f', -1, 1732355978, 1732355978, '12e330ed', -4, 0, 0)

Line : 183
File : sessions.php