phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'd21dcdd18bfe795e019a030e2d0d5d44' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('d21dcdd18bfe795e019a030e2d0d5d44', -1, 1755650590, 1755650590, 'd849d878', 42, 0, 0)

Line : 187
File : sessions.php