phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1a915ad1a3924fcd5433eab6fe6e2cc5' 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 ('1a915ad1a3924fcd5433eab6fe6e2cc5', -1, 1711709896, 1711709896, '36982b4f', 43, 0, 0)

Line : 187
File : sessions.php