phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '51d6bf36764c0921aba22511befda80b' 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 ('51d6bf36764c0921aba22511befda80b', -1, 1713241168, 1713241168, '12bffe00', -9, 0, 0)

Line : 187
File : sessions.php