INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51383ee918989c43abafa34f966309f75c32cc8d8e4f9d63f2aed0b940eeade7', 
    'SCE2aDdXgfiqCNR1B93V+ydPiSvu7FW+VitNmTGjIWI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00017

Result

int(1)