phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '7a75d8b386eb89efbf58c17722e8b620' 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 ('7a75d8b386eb89efbf58c17722e8b620', -1, 1762767474, 1762767474, 'd849d817', -4, 0, 0)

Line : 187
File : sessions.php