phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '2a96285dd2c23200a85d901d142f6ebb' 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 ('2a96285dd2c23200a85d901d142f6ebb', -1, 1770327772, 1770327772, 'd849d8ac', 1, 0, 0)

Line : 187
File : sessions.php