INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '756087606a3eb1cda907d86ded4bf3d1877384ee21a90a5902d14cfe1d8c8a62', 
    '5ewC7mJP3DxSn69wrwct5tBpCp/jZgQntWKstrj+Obc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)