phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'd77e18bd070406cd2575eb08e174e40f' 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 ('d77e18bd070406cd2575eb08e174e40f', -1, 1714647904, 1714647904, 'c0a80201', 16, 0, 0)

Line : 187
File : sessions.php