phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '688fd36a576aff2e2f0a033ed0c120e9' 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 ('688fd36a576aff2e2f0a033ed0c120e9', -1, 1714739768, 1714739768, '03899d2d', -2120, 0, 0)

Line : 187
File : sessions.php