phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '8aa1d77466db3829a92a9e492c0b9946' 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 ('8aa1d77466db3829a92a9e492c0b9946', -1, 1775934778, 1775934778, '2d971ed8', 1, 0, 0)

Line : 187
File : sessions.php