INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1852f6d0cb362545518543d93e16d25f1a714e3d1ea4493a9f0346ca966711c2', 
    '+JTs/keDcvAHwHSl9IgrCjwEcDJOKnOq79vIjoJhtRc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)