phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9526706f96d4518b545e21dbb86dd3e2' 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 ('9526706f96d4518b545e21dbb86dd3e2', -1, 1771257229, 1771257229, 'd849d800', -4, 0, 0)

Line : 187
File : sessions.php