INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8308549536d675802d42a2761c2b2ea5262c258f250b664fb14cd7ecaf990b1d', 
    'G2QZbhilkqEUOXValR1OHZgv7oc5Hi9jVUSP2giKLnM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00017

Result

int(1)