INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e6ca83d370cfd30df557c07cd456c0a9ed838d5148ae8ff046597f52a1870fc3', 
    'QU9W73N8TXHz6KWCkoU9OYheYhBQ8rF6HCc7lCTPQ8g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)