phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '6704e394fa0c041e091acca4d3ec6d8f' 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 ('6704e394fa0c041e091acca4d3ec6d8f', -1, 1752393381, 1752393381, 'd849d819', 55, 0, 0)

Line : 187
File : sessions.php