phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b876b7340e818d44b59ab945c5b9f3d9' 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 ('b876b7340e818d44b59ab945c5b9f3d9', -1, 1713552554, 1713552554, '12be9c50', -4, 0, 0)

Line : 187
File : sessions.php