phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a90c5a7e4dbb7d15c7e4b40f4e30e9c1' for key 'PRIMARY'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a90c5a7e4dbb7d15c7e4b40f4e30e9c1', -1, 1714953000, 1714953000, '12759e2f', -4, 0, 0)

Line : 187
File : sessions.php