phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1a9dc489a0caad7d9bebb83a5ab3aafb' 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 ('1a9dc489a0caad7d9bebb83a5ab3aafb', -1, 1715254266, 1715254266, '1275b6b3', -4, 0, 0)

Line : 187
File : sessions.php