phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'afb598710edc72accd70dc3d20aa2430' 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 ('afb598710edc72accd70dc3d20aa2430', -1, 1765090445, 1765090445, 'd849d8a3', -9, 0, 0)

Line : 187
File : sessions.php