INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51602dbedf058bfa967d1be957b618420aa78e1c63f2bf75ae74ec811ed558ff', 
    '1O3RgwbXBOLgdwit0eCeJl36RcnlprDLczgOpisCl1I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)