INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7b6f21027d2d7255490dbc6e04aa2feb2b6c8b212674dca751b248224fa09725', 
    'hR9tLIUDY7PisHDj17NKB4ZctGrMZfM9ecxGxLz4XRc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00044

Result

int(1)