phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '51351cb11ffc5bc0818d1dee36e2a5e9' 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 ('51351cb11ffc5bc0818d1dee36e2a5e9', -1, 1714688761, 1714688761, '12bf2c17', -1, 0, 0)

Line : 187
File : sessions.php