INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '521306f80687c287a581f4375f2279e047bf6620c73c621c96dbc0993467ce69', 
    'SC0xJoPPNMRcr2vYxPamjk4YDQrmxHCoKzwfgODJX6A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)