INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c5e574a216b476638c940bec453022e39833e31763aa2ce9996ef73b00cf35ee', 
    'x+JHjNlC3jCrw9gFd5tk2oxViuV0bLjQGNqZRRF3BjQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)