INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'eb7390cb610cc73139c7c3d379e5ea0125669d4e19328b867b02899f90023486', 
    'MrfIWWQ6E+9bKNA5ggNkPEGgGhJRFgUPkK0DzKEPKM8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)