INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'cd531ed605729f764795c1016556d788cd094e732833fd789337f195d9e37a7b', 
    'TJkzi96VT0Q0SMDaI9L4jIQ6oC32R74rFK7h+mrs9u0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)