phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '66774c5ef8d2d9ed5455c5958a680b6f' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('66774c5ef8d2d9ed5455c5958a680b6f', -1, 1762481714, 1762481714, 'd849d866', 7, 0, 0)

Line : 215
File : sessions.php