INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '42d163b8047b1d66bcb751f6cabeff795600d63c5847a2a574fe94038096cb59', 
    'pdCT4CVTlzfNEnTAAjo3empGdh78BovLQZc0/REbIec=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)