phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9bb14c9ad03f60863af7da66852bbf26' 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 ('9bb14c9ad03f60863af7da66852bbf26', -1, 1768281242, 1768281242, 'd849d867', -4, 0, 0)

Line : 187
File : sessions.php