phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '87be27384e904ac7289ce6b5701e17a4' 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 ('87be27384e904ac7289ce6b5701e17a4', -1, 1786035397, 1786035397, 'd849d81f', -9, 0, 0)

Line : 187
File : sessions.php