INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9d450362017d2b459caa35c10d4ac8b355fa443597af6ab8959225063032836e', 
    '31skCN0gFzfcr8B2nHBQKzUWdNSqlXXlPr0JRbClO/g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)