phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '23828a7f13451cb966d01f12514a8aa8' 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 ('23828a7f13451cb966d01f12514a8aa8', -1, 1741050014, 1741050014, '0390309d', 0, 0, 0)

Line : 187
File : sessions.php