phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '77a5236df2091e0f4982d698aacc0399' 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 ('77a5236df2091e0f4982d698aacc0399', -1, 1715264746, 1715264746, '03912a5e', -4, 0, 0)

Line : 187
File : sessions.php