phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a52f525f70b27e530ad836a2d4a6742b' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a52f525f70b27e530ad836a2d4a6742b', -1, 1785659689, 1785659689, 'd849d8ed', -4, 0, 0)

Line : 187
File : sessions.php