phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1a63f39964f5ab8c45bbad885f5fff56' 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 ('1a63f39964f5ab8c45bbad885f5fff56', -1, 1714353713, 1714353713, '12743e2d', -2, 0, 0)

Line : 187
File : sessions.php