INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b4a3754b3ca3543f99d8c1e661b77451c307f15068677f07861594c3e402ac71', 
    'PU0llArfVtKqXHjQ262QhMDjwRg75v7E6JT6VVILkOM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)