phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '71f542defe8bbdc3b433692c20603aac' 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 ('71f542defe8bbdc3b433692c20603aac', -1, 1769964579, 1769964579, 'd849d822', -4, 0, 0)

Line : 187
File : sessions.php