phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '993eb9bbfbc1439bb6de2d9826c05d2c' 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 ('993eb9bbfbc1439bb6de2d9826c05d2c', -1, 1755787498, 1755787498, 'd849d8a8', -9, 0, 0)

Line : 187
File : sessions.php