INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e1d3dfb4b71bd7f44a3e5a7d359735506904273dbbbea055d3eb02020e5d284c', 
    'PlZDhchjdnOGUZXoWhJi3dXwjDL9lwA0GOTVkW5nAFQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)