INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e250ebfb924b6e3aaf63be0d592bff37885c88c93561d1a0ef39a780f17cfd21', 
    '6mlCcpqXQ5oeB99/M+EAfwGqnCcl4TZCtgq6cnYdwc8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)