phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '7968f2c1e04a60b3a917c7e7d099c584' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('7968f2c1e04a60b3a917c7e7d099c584', -1, 1715880324, 1715880324, '038cc60c', -4, 0, 0)

Line : 187
File : sessions.php