phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1640398ef8d186043f38658a9b8c47d0' 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 ('1640398ef8d186043f38658a9b8c47d0', -1, 1715860333, 1715860333, '038d13a8', 5, 0, 0)

Line : 187
File : sessions.php