INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b3b6630ddf46971e4430eed98033d9a9630f01f0f755345733f13a1c330475a3', 
    'mGCVwgCqxmxabUBmZQC8y+f+6ybG9REsTkfWKVTizBw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)