phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c8b9d4dbba1f3ba67c7a639500cc4b0e' for key 'PRIMARY'

INSERT INTO fl_phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('c8b9d4dbba1f3ba67c7a639500cc4b0e', -1, 1713514674, 1713514674, '340edd71', -4, 0, 0)

Line : 187
File : sessions.php