INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '531c4515223b959a6eb2f2ef88186cabe7d4d4ccaef13377f42d16caca83852a', 
    'miCfCqqsqivcr3AG10saBpCYXRRSCBSTi0vQ8ZBMYYY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)