phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9f7690a3ade98abe001a16e764f87da7' 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 ('9f7690a3ade98abe001a16e764f87da7', -1, 1765971838, 1765971838, 'd849d8be', 3, 0, 0)

Line : 187
File : sessions.php