phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '140396be2bc26db126e97e8e4f49281d' 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 ('140396be2bc26db126e97e8e4f49281d', -1, 1783735988, 1783735988, 'c0a81011', -501, 0, 0)

Line : 187
File : sessions.php