phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '4ac501f02f33a233289df05ad5c40969' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('4ac501f02f33a233289df05ad5c40969', -1, 1715772794, 1715772794, '1274ea2e', 23, 0, 0)

Line : 187
File : sessions.php