phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '644360f66218d773cb474b07c4f1991e' 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 ('644360f66218d773cb474b07c4f1991e', -1, 1715026834, 1715026834, 'c0a80201', 2, 0, 0)

Line : 187
File : sessions.php