INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b8da1d76fcf911a0e4b345930be04b054bb343faaa5e2cda920bad6575522899', 
    'NG2+ElvL4plU7AePhCkJBjQndbUqywxZhQizzz1u/4c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)