INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c309138e9376b928405406f705869ffec3bfbdd27110536b06c10ae3f97e55f2', 
    'gYcc/PRZzGci54TzygV6i7RUfwrj0B5BjvX3quS0qTk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00048

Result

int(1)