phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '645417555ea2253053696ad75d708eba' 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 ('645417555ea2253053696ad75d708eba', -1, 1714894265, 1714894265, 'c0a80201', 24, 0, 0)

Line : 187
File : sessions.php