INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '305f759ec0960035523bbde0b921f6767f836ade8a92f06df00984ad034fd76d', 
    'CWjnPJJuI4d2PZHssvUpdYAfnyLw1yjs6YWxJ/Rck8c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)