phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a7d279c1dab62b04635a7a00ba617321' 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 ('a7d279c1dab62b04635a7a00ba617321', -1, 1741037336, 1741037336, '0315ce99', 0, 0, 0)

Line : 187
File : sessions.php