INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '76d5992cc2e83a9d0428eec91636df32bce1645689d045011b0b369fb2d3e055', 
    'z2C+nxzQgtwbFtk5JiL9XtDdgv7vg4J5Rkhp+gM1eQs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)