INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a53150efef4e00b3b83f70957d853feea18d75b0a82883ba9f2e78c148fc0151', 
    'RpfguQ8yBRjKgLa6oIQjpuTANumnO50xopjIb4fQeDo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)