INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '76144415985a2798d1f466b69e4193bbfc73ca0160382710fc5fdb9811580dc8', 
    '+wKRQXTql/F93REuwVIR4YoxLih7NqTeV82NIOUVDxc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)