phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '786da91c2a697b3fac5cd544b8461666' for key 'PRIMARY'

INSERT INTO phpbb1_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('786da91c2a697b3fac5cd544b8461666', -1, 1714221006, 1714221006, '12db3f5a', -1, 0, 0)

Line : 187
File : sessions.php