phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '21878b76be49b8d8705c68c7683c254e' 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 ('21878b76be49b8d8705c68c7683c254e', -1, 1714773970, 1714773970, '0310363f', 3, 0, 0)

Line : 187
File : sessions.php