phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'd9c363cab9843f188d2be6d6fef2ec4a' for key 'travo_sessions.PRIMARY'

INSERT INTO travo_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('d9c363cab9843f188d2be6d6fef2ec4a', -1, 1770419832, 1770419832, 'd849d89b', -4, 0, 0)

Line : 187
File : sessions.php