INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '484882992d4d4e2afff4017eeee5ffbca441dc5362f0a6edc017b55b3657ece6', 
    'ncEnUN2dbPdDvDUtfGXLoh303sqyOfTSQ6ALp2pPsOk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00063

Result

int(1)