phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '400f3817c7ad4cdf649eeec0e4338964' 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 ('400f3817c7ad4cdf649eeec0e4338964', -1, 1715032535, 1715032535, 'c0a80201', -7, 0, 0)

Line : 187
File : sessions.php