phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '8d87df827be35de25b2fe8324c0c009e' 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 ('8d87df827be35de25b2fe8324c0c009e', -1, 1775218689, 1775218689, 'd849d8ad', 1, 0, 0)

Line : 187
File : sessions.php