phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '96b7deb812a5e0f9752f28d6d7677c1b' 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 ('96b7deb812a5e0f9752f28d6d7677c1b', -1, 1762942113, 1762942113, 'd849d817', -4, 0, 0)

Line : 187
File : sessions.php