phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '8f4fcad270c5b7eb1f78c058d774269b' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('8f4fcad270c5b7eb1f78c058d774269b', -1, 1715097608, 1715097608, '1275b796', -10, 0, 0)

Line : 187
File : sessions.php