phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '687d8c1b2e936d3ab95898a2d3872acc' 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 ('687d8c1b2e936d3ab95898a2d3872acc', -1, 1714603511, 1714603511, 'c0a80201', -2, 0, 0)

Line : 187
File : sessions.php