INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15af6100d3b09cf931fc08aa092b035254d5f8c395939347e19be4acf23ca499', 
    'uPInX4vEFaxm5pSObCskGCqq4kTxH5/KVOqMceptClM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00053

Result

int(1)