phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '3a56ff7af41da64d2c4cd8041dce74fd' 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 ('3a56ff7af41da64d2c4cd8041dce74fd', -1, 1714401911, 1714401911, '12740d71', -1, 0, 0)

Line : 187
File : sessions.php