phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '2d4f0fe028ff5b20d0825f1740492b40' 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, is_robot) VALUES ('2d4f0fe028ff5b20d0825f1740492b40', -1, 1774181560, 1774181560, 'd849d8d3', 0, 0, 0, '0')

Line : 187
File : sessions.php