INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '338c1c7a19bd9b3a0b04101a1c4b04dd4aa87cc75b124dc647a4e3af5334eded', 
    'ui8HZps0qLSVM5i2oMdjQtqgnQRI45jGr7fR2cn39u0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)