phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '7cf9d62313ad4d8a59cdc6975c84a38d' 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 ('7cf9d62313ad4d8a59cdc6975c84a38d', -1, 1741070668, 1741070668, '12756772', 0, 0, 0)

Line : 187
File : sessions.php