INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1c9f2b815ae0b145899f49b2c6926f5047be6b4cc0f63e860c549ede2431e6cf', 
    'oVW7nEdNVwkvaZ1SMd5N3lol92qS9V00r0q+sK8u624=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)