phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9b9439b8c15b7e335c59d1fa3b9e12f1' 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 ('9b9439b8c15b7e335c59d1fa3b9e12f1', -1, 1753208820, 1753208820, 'd849d816', -9, 0, 0)

Line : 187
File : sessions.php