INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c156df52be11ac01af5bff4e7d301b2443f93221876f13a8d2ad83204324b932', 
    'cSP2WD+LwNinF9JLy2sc8eKYd9ilZNfMp0pPMBupB/k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)