phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'e12c56733b76c9c53a566232f1cd05bd' 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 ('e12c56733b76c9c53a566232f1cd05bd', -1, 1767208174, 1767208174, 'd849d819', -9, 0, 0)

Line : 187
File : sessions.php