INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '16a6329fdf534f893b83152209fe48e2682f8abd539afa935df8306e2b097c5b', 
    'PNhAccF/LKCkvTbuT86DItsvG+mLAWYIMiEx1z345VM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)