INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50279300def9fe4dd9e218dbf399b6580fc1608aacc036bee3875ee527caf037', 
    'icmAAmHXNcNA3DfX2GwoAuHUFy1Wjr9vC0B5MXqhxG4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)