phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '71b816f3a9f366a9ff23ad0d5a807fa6' 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 ('71b816f3a9f366a9ff23ad0d5a807fa6', -1, 1714134478, 1714134478, '1276b8ed', 1, 0, 0)

Line : 187
File : sessions.php