INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a23ce1f8ef5e5623c6150af6b9b16e1e4d88c63e1401104249d3b133d664efc0', 
    'rLVHinXyjeHnnl7wde/LU9oKmYganpWa+dr2ZT2G0vA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)